diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 39a81445..9b8a6933 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -17,6 +17,8 @@ on:
     pull_request:
         branches:
             - "master"
+        paths:
+            - "Dockerfile"
     workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/rust.yaml b/.github/workflows/rust.yaml
new file mode 100644
index 00000000..4386b19f
--- /dev/null
+++ b/.github/workflows/rust.yaml
@@ -0,0 +1,33 @@
+name: Rust build and test
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  check:
+    name: Rust project
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install latest nightly
+        uses: actions-rs/toolchain@v1
+        with:
+            toolchain: nightly
+            override: true
+            components: rustfmt, clippy
+
+      - name: Run cargo build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+      
+      - name: Run cargo test
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
diff --git a/Cargo.lock b/Cargo.lock
index da27c482..803be086 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,19 +3,29 @@
 version = 3
 
 [[package]]
-name = "addr2line"
-version = "0.14.1"
+name = "Inflector"
+version = "0.11.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a55f82cfe485775d02112886f4169bde0c5894d75e79ead7eafe7e40a25e45f7"
+checksum = "fe438c63458706e03479442743baae6c88256498e6431708f6dfc520a26515d3"
+dependencies = [
+ "lazy_static",
+ "regex",
+]
+
+[[package]]
+name = "addr2line"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e61f2b7f93d2c7d2b08263acaa4a363b3e276806c68af6134c44f523bf1aacd"
 dependencies = [
  "gimli",
 ]
 
 [[package]]
 name = "adler"
-version = "0.2.3"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee2a4ec343196209d6594e19543ae87a39f96d5534d7174822a3ad825dd6ed7e"
+checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
 [[package]]
 name = "ahash"
@@ -25,9 +35,9 @@ checksum = "e8fd72866655d1904d6b0997d0b07ba561047d070fbe29de039031c641b61217"
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.15"
+version = "0.7.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7404febffaa47dac81aa44dba71523c9d069b1bdc50a77db41195149e17f68e5"
+checksum = "1e37cfd5e7657ada45f742d6e99ca5788580b5c529dc78faf11ece6dc702656f"
 dependencies = [
  "memchr",
 ]
@@ -56,9 +66,9 @@ dependencies = [
 
 [[package]]
 name = "async-channel"
-version = "1.5.1"
+version = "1.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59740d83946db6a5af71ae25ddf9562c2b176b2ca42cf99a455f09f4a220d6b9"
+checksum = "2114d64672151c0c5eaa5e131ec84a74f06e1e559830dabba01ca30605d66319"
 dependencies = [
  "concurrent-queue",
  "event-listener",
@@ -67,16 +77,16 @@ dependencies = [
 
 [[package]]
 name = "async-executor"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb877970c7b440ead138f6321a3b5395d6061183af779340b65e20c0fede9146"
+checksum = "871f9bb5e0a22eeb7e8cf16641feb87c9dc67032ccf8ff49e772eb9941d3a965"
 dependencies = [
  "async-task",
  "concurrent-queue",
  "fastrand",
  "futures-lite",
  "once_cell",
- "vec-arena",
+ "slab",
 ]
 
 [[package]]
@@ -94,34 +104,33 @@ dependencies = [
  "num_cpus",
  "once_cell",
  "tokio 0.2.25",
- "tokio 1.9.0",
+ "tokio 1.11.0",
 ]
 
 [[package]]
 name = "async-io"
-version = "1.3.1"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9315f8f07556761c3e48fec2e6b276004acf426e6dc068b2c2251854d65ee0fd"
+checksum = "a811e6a479f2439f0c04038796b5cfb3d2ad56c230e0f2d3f7b04d68cfee607b"
 dependencies = [
  "concurrent-queue",
- "fastrand",
  "futures-lite",
  "libc",
  "log",
- "nb-connect",
  "once_cell",
  "parking",
  "polling",
- "vec-arena",
+ "slab",
+ "socket2 0.4.1",
  "waker-fn",
  "winapi 0.3.9",
 ]
 
 [[package]]
 name = "async-lock"
-version = "2.3.0"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1996609732bde4a9988bc42125f55f2af5f3c36370e27c778d5191a4a1b63bfb"
+checksum = "e6a8ea61bf9947a1007c5cada31e647dbc77b103c679858150003ba697ea798b"
 dependencies = [
  "event-listener",
 ]
@@ -137,9 +146,9 @@ dependencies = [
 
 [[package]]
 name = "async-std"
-version = "1.9.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9f06685bad74e0570f5213741bea82158279a4103d988e57bfada11ad230341"
+checksum = "f8056f1455169ab86dd47b47391e4ab0cbd25410a70e9fe675544f49bafaf952"
 dependencies = [
  "async-attributes",
  "async-channel",
@@ -157,7 +166,7 @@ dependencies = [
  "memchr",
  "num_cpus",
  "once_cell",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "pin-utils",
  "slab",
  "wasm-bindgen-futures",
@@ -211,7 +220,7 @@ dependencies = [
  "futures-io",
  "futures-util",
  "log",
- "pin-project 1.0.5",
+ "pin-project",
  "tungstenite",
 ]
 
@@ -255,11 +264,12 @@ checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
 
 [[package]]
 name = "backtrace"
-version = "0.3.56"
+version = "0.3.61"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d117600f438b1707d4e4ae15d3595657288f8235a0eb593e80ecc98ab34e1bc"
+checksum = "e7a905d892734eea339e896738c14b9afce22b5318f64b951e70bf3844419b01"
 dependencies = [
  "addr2line",
+ "cc",
  "cfg-if 1.0.0",
  "libc",
  "miniz_oxide",
@@ -273,6 +283,12 @@ version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4521f3e3d031370679b3b140beb36dfe4801b09ac77e30c61941f97df3ef28b"
 
+[[package]]
+name = "base32"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23ce669cd6c8588f79e15cf450314f9638f967fc5770ff1c7c1deb0925ea7cfa"
+
 [[package]]
 name = "base64"
 version = "0.7.0"
@@ -315,15 +331,15 @@ checksum = "46afbd2983a5d5a7bd740ccb198caf5b82f45c40c09c0eed36052d91cb92e719"
 
 [[package]]
 name = "bitflags"
-version = "1.2.1"
+version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "bitvec"
-version = "0.19.4"
+version = "0.19.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7ba35e9565969edb811639dbebfe34edc0368e472c5018474c8eb2543397f81"
+checksum = "8942c8d352ae1838c9dda0b0ca2ab657696ef2232a20147cf1b30ae1a9cb4321"
 dependencies = [
  "funty",
  "radium",
@@ -351,7 +367,7 @@ dependencies = [
  "block-padding",
  "byte-tools",
  "byteorder",
- "generic-array 0.12.3",
+ "generic-array 0.12.4",
 ]
 
 [[package]]
@@ -388,9 +404,9 @@ dependencies = [
 
 [[package]]
 name = "bson"
-version = "1.2.2"
+version = "1.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38b6553abdb9d2d8f262f0b5bccf807321d5b7d1a12796bcede8e1f150e85f2e"
+checksum = "903a4f4c7aa97921f1703acac1fd524e9e082b3228edd34dde07758c0c92c672"
 dependencies = [
  "base64 0.13.0",
  "chrono",
@@ -405,9 +421,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.6.0"
+version = "3.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "099e596ef14349721d9016f6b80dd3419ea1bf289ab9b44df8e4dfd3a005d5d9"
+checksum = "9c59e7af012c713f529e7a3ee57ce9b31ddd858d4b512923602f74608b009631"
 
 [[package]]
 name = "byte-tools"
@@ -417,9 +433,9 @@ checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
 
 [[package]]
 name = "byteorder"
-version = "1.4.2"
+version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae44d1a3d5a19df61dd0c8beb138458ac2a53a7ac09eba97d55592540004306b"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
@@ -429,9 +445,9 @@ checksum = "0e4cec68f03f32e44924783795810fa50a7035d8c8ebe78580ad7e6c703fba38"
 
 [[package]]
 name = "bytes"
-version = "1.0.1"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b700ce4376041dcd0a327fd0097c41095743c4c8af8887265942faf1100bd040"
+checksum = "c4872d67bab6358e59559027aa3b9157c53d9358c51423c17554809a8858e0f8"
 
 [[package]]
 name = "cache-padded"
@@ -441,9 +457,9 @@ checksum = "631ae5198c9be5e753e5cc215e1bd73c2b466a3565173db433f52bb9d3e66dba"
 
 [[package]]
 name = "cc"
-version = "1.0.66"
+version = "1.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c0496836a84f8d0495758516b8621a622beb77c0fed418570e50764093ced48"
+checksum = "d26a6ce4b6a484fa3edb70f7efa6fc430fd2b87285fe8b84304fd0936faa0dc0"
 
 [[package]]
 name = "cfg-if"
@@ -467,6 +483,7 @@ dependencies = [
  "libc",
  "num-integer",
  "num-traits",
+ "serde",
  "time 0.1.44",
  "wasm-bindgen",
  "winapi 0.3.9",
@@ -492,9 +509,9 @@ dependencies = [
 
 [[package]]
 name = "const_fn"
-version = "0.4.5"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28b9d6de7f49e22cf97ad17fc4036ece69300032f45f78f30b4a4482cdc3f4a6"
+checksum = "f92cfa0fd5690b3cf8c1ef2cabbd9b7ef22fa53cf5e1f92b05103f6d5d1cf6e7"
 
 [[package]]
 name = "constant_time_eq"
@@ -509,7 +526,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d5f1c7727e460397e56abc4bddc1d49e07a1ad78fc98eb2e1c8f032a58a2f80d"
 dependencies = [
  "percent-encoding",
- "time 0.2.25",
+ "time 0.2.27",
  "version_check",
 ]
 
@@ -530,37 +547,39 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea221b5284a47e40033bf9b66f35f984ec0ea2931eb03505246cd27a963f981b"
 
 [[package]]
-name = "cpuid-bool"
-version = "0.1.2"
+name = "cpufeatures"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
+checksum = "95059428f66df56b63431fdb4e1947ed2190586af5c5a8a8b71122bdf5a7f469"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.1"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02d96d1e189ef58269ebe5b97953da3274d83a93af647c2ddd6f9dab28cedb8d"
+checksum = "d82cfc11ce7f2c3faef78d8a684447b40d503d9681acebed6cb728d45940c4db"
 dependencies = [
- "autocfg 1.0.1",
  "cfg-if 1.0.0",
  "lazy_static",
 ]
 
 [[package]]
 name = "crypto-mac"
-version = "0.7.0"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4434400df11d95d556bac068ddfedd482915eb18fe8bea89bc80b6e4b1c179e5"
+checksum = "b1d1a86f49236c215f271d40892d5fc950490551400b02ef360692c29815c714"
 dependencies = [
- "generic-array 0.12.3",
+ "generic-array 0.14.4",
  "subtle",
 ]
 
 [[package]]
 name = "ctor"
-version = "0.1.19"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8f45d9ad417bcef4817d614a501ab55cdd96a6fdb24f49aab89a54acfd66b19"
+checksum = "ccc0a48a9b826acdf4028595adc9db92caea352f7af011a3034acd172a52a0aa"
 dependencies = [
  "quote",
  "syn",
@@ -568,9 +587,9 @@ dependencies = [
 
 [[package]]
 name = "ctrlc"
-version = "3.1.7"
+version = "3.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b57a92e9749e10f25a171adcebfafe72991d45e7ec2dcb853e8f83d9dafaeb08"
+checksum = "377c9b002a72a0b2c1a18c62e2f3864bdfea4a015e3683a96e24aa45dd6c02d1"
 dependencies = [
  "nix",
  "winapi 0.3.9",
@@ -582,8 +601,18 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0d706e75d87e35569db781a9b5e2416cff1236a47ed380831f959382ccd5f858"
 dependencies = [
- "darling_core",
- "darling_macro",
+ "darling_core 0.10.2",
+ "darling_macro 0.10.2",
+]
+
+[[package]]
+name = "darling"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "757c0ded2af11d8e739c4daea1ac623dd1624b06c844cf3f5a39f1bdbd99bb12"
+dependencies = [
+ "darling_core 0.13.0",
+ "darling_macro 0.13.0",
 ]
 
 [[package]]
@@ -600,13 +629,38 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "darling_core"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c34d8efb62d0c2d7f60ece80f75e5c63c1588ba68032740494b0b9a996466e3"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim 0.10.0",
+ "syn",
+]
+
 [[package]]
 name = "darling_macro"
 version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9b5a2f4ac4969822c62224815d069952656cadc7084fdca9751e6d959189b72"
 dependencies = [
- "darling_core",
+ "darling_core 0.10.2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ade7bff147130fe5e6d39f089c6bd49ec0250f35d70b2eebf72afdfc919f15cc"
+dependencies = [
+ "darling_core 0.13.0",
  "quote",
  "syn",
 ]
@@ -671,7 +725,7 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
 dependencies = [
- "generic-array 0.12.3",
+ "generic-array 0.12.4",
 ]
 
 [[package]]
@@ -737,9 +791,9 @@ dependencies = [
 
 [[package]]
 name = "erased-serde"
-version = "0.3.13"
+version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0465971a8cc1fa2455c8465aaa377131e1f1cf4983280f474a13e68793aa770c"
+checksum = "3de9ad4541d99dc22b59134e7ff8dc3d6c988c89ecd7324bf10a8362b07a2afa"
 dependencies = [
  "serde",
 ]
@@ -772,9 +826,9 @@ checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
 
 [[package]]
 name = "fastrand"
-version = "1.4.0"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca5faf057445ce5c9d4329e382b2ce7ca38550ef3b73a5348362d5f24e0c7fe3"
+checksum = "b394ed3d285a429378d3b384b9eb1285267e7df4b166df24b7a6939a04dc392e"
 dependencies = [
  "instant",
 ]
@@ -816,9 +870,9 @@ checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
 
 [[package]]
 name = "form_urlencoded"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ece68d15c92e84fa4f19d3780f1294e5ca82a78a6d515f1efaabcc144688be00"
+checksum = "5fc25a87fa4fd2094bffb06925852034d90a17f0d1e05197d4956d3555752191"
 dependencies = [
  "matches",
  "percent-encoding",
@@ -854,9 +908,9 @@ checksum = "fed34cd105917e91daa4da6b3728c47b068749d6a62c59811f06ed2ac71d9da7"
 
 [[package]]
 name = "futures"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da9052a1a50244d8d5aa9bf55cbc2fb6f357c86cc52e46c62ed390a7180cf150"
+checksum = "a12aa0eb539080d55c3f2d45a67c3b58b6b0773c1a3ca2dfec66d58c97fd66ca"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -869,9 +923,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2d31b7ec7efab6eefc7c57233bb10b847986139d88cc2f5a02a1ae6871a1846"
+checksum = "5da6ba8c3bb3c165d3c7319fc1cc8304facf1fb8db99c5de877183c08a273888"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -879,15 +933,15 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79e5145dde8da7d1b3892dad07a9c98fc04bc39892b1ecc9692cf53e2b780a65"
+checksum = "88d1c26957f23603395cd326b0ffe64124b818f4449552f960d815cfba83a53d"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9e59fdc009a4b3096bf94f740a0f2424c082521f20a9b08c5c07c48d90fd9b9"
+checksum = "45025be030969d763025784f7f355043dc6bc74093e4ecc5000ca4dc50d8745c"
 dependencies = [
  "futures-core",
  "futures-task",
@@ -896,31 +950,32 @@ dependencies = [
 
 [[package]]
 name = "futures-io"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28be053525281ad8259d47e4de5de657b25e7bac113458555bb4b70bc6870500"
+checksum = "522de2a0fe3e380f1bc577ba0474108faf3f6b18321dbf60b3b9c39a75073377"
 
 [[package]]
 name = "futures-lite"
-version = "1.11.3"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4481d0cd0de1d204a4fa55e7d45f07b1d958abcb06714b3446438e2eff695fb"
+checksum = "7694489acd39452c77daa48516b894c153f192c3578d5a839b62c58099fcbf48"
 dependencies = [
  "fastrand",
  "futures-core",
  "futures-io",
  "memchr",
  "parking",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "waker-fn",
 ]
 
 [[package]]
 name = "futures-macro"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c287d25add322d9f9abdcdc5927ca398917996600182178774032e9f8258fedd"
+checksum = "18e4a4b95cea4b4ccbcf1c5675ca7c4ee4e9e75eb79944d07defde18068f79bb"
 dependencies = [
+ "autocfg 1.0.1",
  "proc-macro-hack",
  "proc-macro2",
  "quote",
@@ -929,18 +984,15 @@ dependencies = [
 
 [[package]]
 name = "futures-sink"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "caf5c69029bda2e743fddd0582d1083951d65cc9539aebf8812f36c3491342d6"
+checksum = "36ea153c13024fe480590b3e3d4cad89a0cfacecc24577b68f86c6ced9c2bc11"
 
 [[package]]
 name = "futures-task"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13de07eb8ea81ae445aca7b69f5f7bf15d7bf4912d8ca37d6645c77ae8a58d86"
-dependencies = [
- "once_cell",
-]
+checksum = "1d3d00f4eddb73e498a54394f228cd55853bdf059259e8e7bc6e69d408892e99"
 
 [[package]]
 name = "futures-timer"
@@ -950,10 +1002,11 @@ checksum = "e64b03909df88034c26dc1547e8970b91f98bdb65165d6a4e9110d94263dbb2c"
 
 [[package]]
 name = "futures-util"
-version = "0.3.12"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "632a8cd0f2a4b3fdea1657f08bde063848c3bd00f9bbf6e256b8be78802e624b"
+checksum = "36568465210a3a6ee45e1f165136d68671471a501e632e9a98d96872222b5481"
 dependencies = [
+ "autocfg 1.0.1",
  "futures-channel",
  "futures-core",
  "futures-io",
@@ -961,7 +1014,7 @@ dependencies = [
  "futures-sink",
  "futures-task",
  "memchr",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "pin-utils",
  "proc-macro-hack",
  "proc-macro-nested",
@@ -983,9 +1036,9 @@ dependencies = [
 
 [[package]]
 name = "generic-array"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
+checksum = "ffdf9f34f1447443d37393cc6c2b8313aebddcd96906caf34e54c68d8e57d7bd"
 dependencies = [
  "typenum",
 ]
@@ -1013,9 +1066,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9495705279e7140bf035dde1f6e750c162df8b625267cd52cc44e0b156732c8"
+checksum = "7fcd999463524c52659517fe2cea98493cfe485d10565e7b0fb07dbba7ad2753"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -1024,9 +1077,9 @@ dependencies = [
 
 [[package]]
 name = "gimli"
-version = "0.23.0"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6503fe142514ca4799d4c26297c4248239fe8838d827db6bd6065c6ed29a6ce"
+checksum = "f0a01e0497841a3b2db4f8afa483cce65f7e96a3498bd6c541734792aeac8fe7"
 
 [[package]]
 name = "glob"
@@ -1060,7 +1113,7 @@ dependencies = [
  "nonzero_ext",
  "parking_lot",
  "quanta",
- "rand 0.8.3",
+ "rand 0.8.4",
  "smallvec",
 ]
 
@@ -1086,11 +1139,11 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.3.3"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "825343c4eef0b63f541f8903f395dc5beb362a979b5799a84062527ef1e37726"
+checksum = "d7f3675cfef6a30c8031cf9e6493ebdc3bb3272a3fea3923c4210d1830e6a472"
 dependencies = [
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "fnv",
  "futures-core",
  "futures-sink",
@@ -1098,21 +1151,21 @@ dependencies = [
  "http",
  "indexmap",
  "slab",
- "tokio 1.9.0",
- "tokio-util 0.6.7",
+ "tokio 1.11.0",
+ "tokio-util 0.6.8",
  "tracing",
 ]
 
 [[package]]
 name = "handlebars"
-version = "3.5.2"
+version = "3.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "964d0e99a61fe9b1b347389b77ebf8b7e1587b70293676aaca7d27e59b9073b2"
+checksum = "4498fc115fa7d34de968184e473529abb40eeb6be8bc5f7faba3d08c316cb3e3"
 dependencies = [
  "log",
  "pest",
  "pest_derive",
- "quick-error 2.0.0",
+ "quick-error 2.0.1",
  "serde",
  "serde_json",
 ]
@@ -1129,33 +1182,33 @@ dependencies = [
 
 [[package]]
 name = "hashbrown"
-version = "0.9.1"
+version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7afe4a420e3fe79967a00898cc1f4db7c8a49a9333a29f8a4bd76a253d5cd04"
+checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
 
 [[package]]
 name = "heck"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87cbf45460356b7deeb5e3415b5563308c0a9b057c85e12b06ad551f98d0a6ac"
+checksum = "6d621efb26863f0e9924c6ac577e8275e5e6b77455db64ffa6c65c904e9e132c"
 dependencies = [
  "unicode-segmentation",
 ]
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.18"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "322f4de77956e22ed0e5032c359a0f1273f1f7f0d79bfa3b8ffbc730d7fbcc5c"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
 dependencies = [
  "libc",
 ]
 
 [[package]]
 name = "hex"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "644f9158b2f133fd50f5fb3242878846d9eb792e445c893805ff0e3824006e35"
+checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
 [[package]]
 name = "hive_pubsub"
@@ -1172,12 +1225,12 @@ dependencies = [
 
 [[package]]
 name = "hmac"
-version = "0.7.1"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5dcb5e64cda4c23119ab41ba960d1e170a774c8e4b9d9e6a9bc18aabf5e59695"
+checksum = "2a2a2320eb7ec0ebe8da8f744d7812d9fc4cb4d09344ac01898dbcb6a20ae69b"
 dependencies = [
  "crypto-mac",
- "digest 0.8.1",
+ "digest 0.9.0",
 ]
 
 [[package]]
@@ -1197,7 +1250,7 @@ version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "527e8c9ac747e28542699a951517aa9a6945af506cd1f2e1b53a576c17b6cc11"
 dependencies = [
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "fnv",
  "itoa",
 ]
@@ -1214,20 +1267,20 @@ dependencies = [
 
 [[package]]
 name = "http-body"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60daa14be0e0786db0f03a9e57cb404c9d756eed2b6c62b9ea98ec5743ec75a9"
+checksum = "399c583b2979440c60be0821a6199eca73bc3c8dcd9d070d75ac726e2c6186e5"
 dependencies = [
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "http",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
 ]
 
 [[package]]
 name = "httparse"
-version = "1.4.1"
+version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3a87b616e37e93c22fb19bcd386f02f3af5ea98a25670ad0fce773de23c5e68"
+checksum = "acd94fdbe1d4ff688b67b04eee2e17bd50995534a61539e45adfefb45e5e5503"
 
 [[package]]
 name = "httpdate"
@@ -1266,7 +1319,7 @@ dependencies = [
  "httparse",
  "httpdate 0.3.2",
  "itoa",
- "pin-project 1.0.5",
+ "pin-project",
  "socket2 0.3.19",
  "tokio 0.2.25",
  "tower-service",
@@ -1276,23 +1329,23 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "0.14.11"
+version = "0.14.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b61cf2d1aebcf6e6352c97b81dc2244ca29194be1b276f5d8ad5c6330fffb11"
+checksum = "13f67199e765030fa08fe0bd581af683f0d5bc04ea09c2b1102012c5fb90e7fd"
 dependencies = [
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "futures-channel",
  "futures-core",
  "futures-util",
- "h2 0.3.3",
+ "h2 0.3.4",
  "http",
- "http-body 0.4.2",
+ "http-body 0.4.3",
  "httparse",
  "httpdate 1.0.1",
  "itoa",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "socket2 0.4.1",
- "tokio 1.9.0",
+ "tokio 1.11.0",
  "tower-service",
  "tracing",
  "want",
@@ -1333,10 +1386,10 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6183ddfa99b85da61a140bea0efc93fdf56ceaa041b37d553518030827f9905"
 dependencies = [
- "bytes 1.0.1",
- "hyper 0.14.11",
+ "bytes 1.1.0",
+ "hyper 0.14.12",
  "native-tls",
- "tokio 1.9.0",
+ "tokio 1.11.0",
  "tokio-native-tls",
 ]
 
@@ -1348,9 +1401,9 @@ checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
 [[package]]
 name = "idna"
-version = "0.2.1"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de910d521f7cc3135c4de8db1cb910e0b5ed1dc6f57c381cd07e8e661ce10094"
+checksum = "418a0a6fab821475f634efe3ccc45c013f742efe03d853e8d3355d5cb850ecf8"
 dependencies = [
  "matches",
  "unicode-bidi",
@@ -1359,9 +1412,9 @@ dependencies = [
 
 [[package]]
 name = "if_chain"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f7280c75fb2e2fc47080ec80ccc481376923acb04501957fc38f935c3de5088"
+checksum = "cb56e1aa765b4b4f3aadfab769793b7087bb03a4ea4920644a6d238e2df5b9ed"
 
 [[package]]
 name = "impl_ops"
@@ -1371,12 +1424,12 @@ checksum = "90f97a5f38dd3ccfbe7aa80f4a0c00930f21b922c74195be0201c51028f22dcf"
 
 [[package]]
 name = "indexmap"
-version = "1.6.1"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fb1fa934250de4de8aef298d81c729a7d33d8c239daa3a7575e6b92bfc7313b"
+checksum = "bc633605454125dec4b66843673f01c7df2b89479b32e0ed634e43a91cff62a5"
 dependencies = [
  "autocfg 1.0.1",
- "hashbrown 0.9.1",
+ "hashbrown 0.11.2",
  "serde",
 ]
 
@@ -1397,9 +1450,9 @@ dependencies = [
 
 [[package]]
 name = "instant"
-version = "0.1.9"
+version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61124eeebbd69b8190558df225adf7e4caafce0d743919e5d6b19652314ec5ec"
+checksum = "bee0328b1209d157ef001c94dd85b4f8f64139adb0eac2659f4b08382b2f474d"
 dependencies = [
  "cfg-if 1.0.0",
 ]
@@ -1427,21 +1480,21 @@ dependencies = [
 
 [[package]]
 name = "ipnet"
-version = "2.3.0"
+version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47be2f14c678be2fdcab04ab1171db51b2762ce6f0a8ee87c8dd4a04ed216135"
+checksum = "68f2d64f2edebec4ce84ad108148e67e1064789bee435edc5b60ad398714a3a9"
 
 [[package]]
 name = "itoa"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
+checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
 
 [[package]]
 name = "js-sys"
-version = "0.3.47"
+version = "0.3.54"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5cfb73131c35423a367daf8cbd24100af0d077668c8c2943f0e7dd775fef0f65"
+checksum = "1866b355d9c878e5e607473cbe3f63282c0b7aad2db1dbebf55076c686918254"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -1499,9 +1552,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.98"
+version = "0.2.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "320cfe77175da3a483efed4bc0adc1968ca050b098ce4f2f1c13a56626128790"
+checksum = "3cb00336871be5ed2c8ed44b60ae9959dc5b9f08539422ed43f09e34ecaeba21"
 
 [[package]]
 name = "linked-hash-map"
@@ -1520,9 +1573,9 @@ dependencies = [
 
 [[package]]
 name = "lock_api"
-version = "0.4.2"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd96ffd135b2fd7b973ac026d28085defbe8983df057ced3eb4f2130b0831312"
+checksum = "712a4d093c9976e24e7dbca41db895dabcbac38eb5f4045393d17a95bdfb1109"
 dependencies = [
  "scopeguard",
 ]
@@ -1579,26 +1632,35 @@ checksum = "ffbee8634e0d45d258acb448e7eaab3fce7a0a467395d4d9f228e3c1f01fb2e4"
 
 [[package]]
 name = "matches"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
+checksum = "a3e378b66a060d48947b590737b30a1be76706c8dd7b8ba0f2fe3989c68a853f"
 
 [[package]]
 name = "md-5"
-version = "0.8.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a18af3dcaf2b0219366cdb4e2af65a6101457b415c3d1a5c71dd9c2b7c77b9c8"
+checksum = "7b5a279bb9607f9f53c22d496eade00d138d1bdcccd07d74650387cf94942a15"
 dependencies = [
- "block-buffer 0.7.3",
- "digest 0.8.1",
- "opaque-debug 0.2.3",
+ "block-buffer 0.9.0",
+ "digest 0.9.0",
+ "opaque-debug 0.3.0",
 ]
 
 [[package]]
 name = "memchr"
-version = "2.3.4"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
+checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
+
+[[package]]
+name = "memoffset"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59accc507f1338036a0477ef61afdae33cde60840f4dfe481319ce3ad116ddf9"
+dependencies = [
+ "autocfg 1.0.1",
+]
 
 [[package]]
 name = "mime"
@@ -1618,9 +1680,9 @@ dependencies = [
 
 [[package]]
 name = "miniz_oxide"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f2d26ec3309788e423cfbf68ad1800f061638098d76a83681af979dc4eda19d"
+checksum = "a92518e98c078586bc6c934028adcca4c92a53d6a958196de835170a01d84e4b"
 dependencies = [
  "adler",
  "autocfg 1.0.1",
@@ -1681,9 +1743,9 @@ dependencies = [
 
 [[package]]
 name = "mongodb"
-version = "1.2.2"
+version = "1.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af18a0f10c2355e5b9382603076c84159923dd434d0287fe6bf9c1a656dbc09c"
+checksum = "dd2a1cb6fd58c27e51ee650dca3b6924c4ce533dc0384f05b3219709ea1f1eb6"
 dependencies = [
  "async-trait",
  "base64 0.11.0",
@@ -1706,7 +1768,7 @@ dependencies = [
  "serde",
  "serde_bytes",
  "serde_with",
- "sha-1 0.8.2",
+ "sha-1 0.9.8",
  "sha2",
  "socket2 0.3.19",
  "stringprep",
@@ -1721,7 +1783,7 @@ dependencies = [
  "uuid",
  "version_check",
  "webpki",
- "webpki-roots 0.18.0",
+ "webpki-roots 0.21.1",
 ]
 
 [[package]]
@@ -1730,7 +1792,7 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "408327e2999b839cd1af003fc01b2019a6c10a1361769542203f6fedc5179680"
 dependencies = [
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "encoding_rs",
  "futures-util",
  "http",
@@ -1738,35 +1800,26 @@ dependencies = [
  "log",
  "mime",
  "spin 0.9.2",
- "tokio 1.9.0",
- "tokio-util 0.6.7",
+ "tokio 1.11.0",
+ "tokio-util 0.6.8",
  "twoway",
  "version_check",
 ]
 
-[[package]]
-name = "nanoid"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6226bc4e142124cb44e309a37a04cd9bb10e740d8642855441d3b14808f635e"
-dependencies = [
- "rand 0.6.5",
-]
-
 [[package]]
 name = "nanoid"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ffa00dec017b5b1a8b7cf5e2c008bfda1aa7e0697ac1508b491fdf2622fb4d8"
 dependencies = [
- "rand 0.8.3",
+ "rand 0.8.4",
 ]
 
 [[package]]
 name = "native-tls"
-version = "0.2.7"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8d96b2e1c8da3957d58100b09f102c6d9cfdfced01b7ec5a8974044bb09dbd4"
+checksum = "48ba9f7719b5a0f42f338907614285fb5fd70e53858141f69898a1fb7203b24d"
 dependencies = [
  "lazy_static",
  "libc",
@@ -1780,16 +1833,6 @@ dependencies = [
  "tempfile",
 ]
 
-[[package]]
-name = "nb-connect"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8123a81538e457d44b933a02faf885d3fe8408806b23fa700e8f01c6c3a98998"
-dependencies = [
- "libc",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "net2"
 version = "0.2.37"
@@ -1803,14 +1846,15 @@ dependencies = [
 
 [[package]]
 name = "nix"
-version = "0.18.0"
+version = "0.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83450fe6a6142ddd95fb064b746083fc4ef1705fe81f64a64e1d4b39f54a1055"
+checksum = "cf1e25ee6b412c2a1e3fcb6a4499a5c1bfe7f43e014bdce9a6b6666e5aa2d187"
 dependencies = [
  "bitflags",
  "cc",
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "libc",
+ "memoffset",
 ]
 
 [[package]]
@@ -1824,11 +1868,12 @@ dependencies = [
 
 [[package]]
 name = "nom"
-version = "6.1.0"
+version = "6.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab6f70b46d6325aa300f1c7bb3d470127dfc27806d8ea6bf294ee0ce643ce2b1"
+checksum = "e7413f999671bd4745a7b624bd370a569fb6bc574b23c83a3c5ed2e453f3d5e2"
 dependencies = [
  "bitvec",
+ "funty",
  "memchr",
  "version_check",
 ]
@@ -1879,9 +1924,9 @@ dependencies = [
 
 [[package]]
 name = "num_enum"
-version = "0.5.1"
+version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "226b45a5c2ac4dd696ed30fa6b94b057ad909c7b7fc2e0d0808192bced894066"
+checksum = "3f9bd055fb730c4f8f4f57d45d35cd6b3f0980535b056dc7ff119cee6a66ed6f"
 dependencies = [
  "derivative",
  "num_enum_derive",
@@ -1889,9 +1934,9 @@ dependencies = [
 
 [[package]]
 name = "num_enum_derive"
-version = "0.5.1"
+version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c0fd9eba1d5db0994a239e09c1be402d35622277e35468ba891aa5e3188ce7e"
+checksum = "486ea01961c4a818096de679a8b740b26d9033146ac5291b1c98557658f8cdd9"
 dependencies = [
  "proc-macro-crate",
  "proc-macro2",
@@ -1901,15 +1946,18 @@ dependencies = [
 
 [[package]]
 name = "object"
-version = "0.23.0"
+version = "0.26.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9a7ab5d64814df0fe4a4b5ead45ed6c5f181ee3ff04ba344313a6c80446c5d4"
+checksum = "39f37e50073ccad23b6d09bcb5b263f4e76d3bb6038e4a3c08e52162ffa8abc2"
+dependencies = [
+ "memchr",
+]
 
 [[package]]
 name = "once_cell"
-version = "1.5.2"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13bd41f508810a131401606d54ac32a467c97172d74ba7662562ebba5ad07fa0"
+checksum = "692fcb63b64b1758029e0a96ee63e049ce8c5948587f2f7208df04625e5f6b56"
 
 [[package]]
 name = "opaque-debug"
@@ -1925,29 +1973,29 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "openssl"
-version = "0.10.32"
+version = "0.10.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "038d43985d1ddca7a9900630d8cd031b56e4794eecc2e9ea39dd17aa04399a70"
+checksum = "8d9facdb76fec0b73c406f125d44d86fdad818d66fef0531eec9233ca425ff4a"
 dependencies = [
  "bitflags",
  "cfg-if 1.0.0",
  "foreign-types",
- "lazy_static",
  "libc",
+ "once_cell",
  "openssl-sys",
 ]
 
 [[package]]
 name = "openssl-probe"
-version = "0.1.2"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77af24da69f9d9341038eba93a073b1fdaaa1b788221b00a69bce9e762cb32de"
+checksum = "28988d872ab76095a6e6ac88d99b54fd267702734fd7ffe610ca27f533ddb95a"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.60"
+version = "0.9.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "921fc71883267538946025deffb622905ecad223c28efbfdef9bb59a0175f3e6"
+checksum = "1996d2d305e561b70d1ee0c53f1542833f4e1ac6ce9a6708b6ff2738ca67dc82"
 dependencies = [
  "autocfg 1.0.1",
  "cc",
@@ -1958,9 +2006,9 @@ dependencies = [
 
 [[package]]
 name = "os_info"
-version = "3.0.6"
+version = "3.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3d2536ab8ff7605e8dc7044ec2f3eb0d49750cb559af9e5373c4564a3706cdd"
+checksum = "6ac91020bfed8cc3f8aa450d4c3b5fa1d3373fc091c8a92009f3b27749d5a227"
 dependencies = [
  "log",
  "winapi 0.3.9",
@@ -1974,9 +2022,9 @@ checksum = "427c3892f9e783d91cc128285287e70a59e206ca452770ece88a76f7a3eddd72"
 
 [[package]]
 name = "parking_lot"
-version = "0.11.1"
+version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d7744ac029df22dca6284efe4e898991d28e3085c706c972bcd7da4a27a15eb"
+checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
 dependencies = [
  "instant",
  "lock_api",
@@ -1985,25 +2033,24 @@ dependencies = [
 
 [[package]]
 name = "parking_lot_core"
-version = "0.8.2"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ccb628cad4f84851442432c60ad8e1f607e29752d0bf072cbd0baf28aa34272"
+checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
 dependencies = [
  "cfg-if 1.0.0",
  "instant",
  "libc",
- "redox_syscall 0.1.57",
+ "redox_syscall",
  "smallvec",
  "winapi 0.3.9",
 ]
 
 [[package]]
 name = "pbkdf2"
-version = "0.3.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "006c038a43a45995a9670da19e67600114740e8511d4333bf97a56e66a7542d9"
+checksum = "d95f5254224e617595d2cc3cc73ff0a5eaf2637519e25f03388154e9378b6ffa"
 dependencies = [
- "byteorder",
  "crypto-mac",
 ]
 
@@ -2092,12 +2139,12 @@ dependencies = [
 
 [[package]]
 name = "phf_generator"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fc1437ada0f3a97d538f0bb608137bf53c53969028cab74c89893e1e9a12f0e"
+checksum = "d43f3220d96e0080cc9ea234978ccd80d904eafb17be31bb0f76daaea6493082"
 dependencies = [
  "phf_shared",
- "rand 0.8.3",
+ "rand 0.8.4",
 ]
 
 [[package]]
@@ -2125,38 +2172,18 @@ dependencies = [
 
 [[package]]
 name = "pin-project"
-version = "0.4.27"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2ffbc8e94b38ea3d2d8ba92aea2983b503cd75d0888d75b86bb37970b5698e15"
+checksum = "576bc800220cc65dac09e99e97b08b358cfab6e17078de8dc5fee223bd2d0c08"
 dependencies = [
- "pin-project-internal 0.4.27",
-]
-
-[[package]]
-name = "pin-project"
-version = "1.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96fa8ebb90271c4477f144354485b8068bd8f6b78b428b01ba892ca26caf0b63"
-dependencies = [
- "pin-project-internal 1.0.5",
+ "pin-project-internal",
 ]
 
 [[package]]
 name = "pin-project-internal"
-version = "0.4.27"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65ad2ae56b6abe3a1ee25f15ee605bacadb9a764edaba9c2bf4103800d4a1895"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "pin-project-internal"
-version = "1.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "758669ae3558c6f74bd2a18b41f7ac0b5a195aea6639d6a9b5e5d1ad5ba24c0b"
+checksum = "6e8fe8163d14ce7f0cdac2e040116f22eac817edabff0be91e8aff7e9accf389"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2165,15 +2192,15 @@ dependencies = [
 
 [[package]]
 name = "pin-project-lite"
-version = "0.1.11"
+version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c917123afa01924fc84bb20c4c03f004d9c38e5127e3c039bbf7f4b9c76a2f6b"
+checksum = "257b64915a082f7811703966789728173279bdebb956b143dbcd23f6f970a777"
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.4"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "439697af366c49a6d0a010c56a0d97685bc140ce0d377b13a2ea2aa42d64a827"
+checksum = "8d31d11c69a6b52a174b42bdc0c30e5e11670f90788b2c471c31c1d17d449443"
 
 [[package]]
 name = "pin-utils"
@@ -2189,14 +2216,14 @@ checksum = "3831453b3449ceb48b6d9c7ad7c96d5ea673e9b470a1dc578c2ce6521230884c"
 
 [[package]]
 name = "polling"
-version = "2.0.2"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2a7bc6b2a29e632e45451c941832803a18cce6781db04de8a04696cdca8bde4"
+checksum = "92341d779fa34ea8437ef4d82d440d5e1ce3f3ff7f824aa64424cd481f9a1f25"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "libc",
  "log",
- "wepoll-sys",
+ "wepoll-ffi",
  "winapi 0.3.9",
 ]
 
@@ -2208,10 +2235,11 @@ checksum = "ac74c624d6b2d21f425f752262f42188365d7b8ff1aff74c82e45136510a4857"
 
 [[package]]
 name = "proc-macro-crate"
-version = "0.1.5"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d6ea3c4595b96363c13943497db34af4460fb474a95c43f4446ad341b8c9785"
+checksum = "41fdbd1df62156fbc5945f4762632564d7d038153091c3fcf1067f6aef7cff92"
 dependencies = [
+ "thiserror",
  "toml",
 ]
 
@@ -2253,9 +2281,9 @@ checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.28"
+version = "1.0.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c7ed8b8c7b886ea3ed7dde405212185f423ab44682667c8c6dd14aa1d9f6612"
+checksum = "b9f5105d4fdaab20335ca9565e106a5d9b82b6219b5ba735731124ac6711d23d"
 dependencies = [
  "unicode-xid",
 ]
@@ -2291,9 +2319,9 @@ checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
 
 [[package]]
 name = "quick-error"
-version = "2.0.0"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ac73b1112776fc109b2e61909bc46c7e1bf0d7f690ffb1676553acce16d5cda"
+checksum = "a993555f31e5a609f617c12db6250dedcac1b0a85076912c436e6fc9b2c8e6a3"
 
 [[package]]
 name = "quote"
@@ -2306,9 +2334,9 @@ dependencies = [
 
 [[package]]
 name = "quoted_printable"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47b080c5db639b292ac79cbd34be0cfc5d36694768d8341109634d90b86930e2"
+checksum = "1238256b09923649ec89b08104c4dfe9f6cb2fea734a5db5384e44916d59e9c5"
 
 [[package]]
 name = "r2d2"
@@ -2362,14 +2390,14 @@ dependencies = [
 
 [[package]]
 name = "rand"
-version = "0.8.3"
+version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ef9e7e66b4468674bfcb0c81af8b7fa0bb154fa9f28eb840da5c447baeb8d7e"
+checksum = "2e7573632e6454cf6b99d7aac4ccca54be06da05aca2ef7423d22d27d4d4bcd8"
 dependencies = [
  "libc",
- "rand_chacha 0.3.0",
- "rand_core 0.6.1",
- "rand_hc 0.3.0",
+ "rand_chacha 0.3.1",
+ "rand_core 0.6.3",
+ "rand_hc 0.3.1",
 ]
 
 [[package]]
@@ -2394,12 +2422,12 @@ dependencies = [
 
 [[package]]
 name = "rand_chacha"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e12735cf05c9e10bf21534da50a147b924d555dc7a547c42e6bb2d5b6017ae0d"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.6.1",
+ "rand_core 0.6.3",
 ]
 
 [[package]]
@@ -2428,11 +2456,11 @@ dependencies = [
 
 [[package]]
 name = "rand_core"
-version = "0.6.1"
+version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c026d7df8b298d90ccbbc5190bd04d85e159eaf5576caeacf8741da93ccbd2e5"
+checksum = "d34f1408f55294453790c48b2f1ebbb1c5b4b7563eb1f418bcfcfdbb06ebb4e7"
 dependencies = [
- "getrandom 0.2.2",
+ "getrandom 0.2.3",
 ]
 
 [[package]]
@@ -2455,11 +2483,11 @@ dependencies = [
 
 [[package]]
 name = "rand_hc"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3190ef7066a446f2e7f42e239d161e905420ccab01eb967c9eb27d21b2322a73"
+checksum = "d51e9f596de227fda2ea6c84607f5558e196eeaf43c986b724ba4fb8fdf497e7"
 dependencies = [
- "rand_core 0.6.1",
+ "rand_core 0.6.3",
 ]
 
 [[package]]
@@ -2527,24 +2555,30 @@ dependencies = [
 
 [[package]]
 name = "rauth"
-version = "0.3.0"
-source = "git+https://github.com/insertish/rauth?rev=19bef300ecc269c028e3d746f0a2f09842d3b37b#19bef300ecc269c028e3d746f0a2f09842d3b37b"
+version = "1.0.0"
+source = "git+https://github.com/insertish/rauth?rev=ad2f5ad1657f4b20c8e483cc1d6c513ff9b22ae1#ad2f5ad1657f4b20c8e483cc1d6c513ff9b22ae1"
 dependencies = [
+ "async-std",
+ "base32",
  "chrono",
+ "futures",
  "handlebars",
  "json",
  "lazy_static",
  "lettre",
  "mongodb",
- "nanoid 0.3.0",
+ "nanoid",
+ "rand 0.8.4",
  "regex",
  "reqwest 0.11.4",
  "rocket",
  "rust-argon2",
  "serde",
  "serde_json",
+ "totp-lite",
  "ulid",
- "validator",
+ "validator 0.14.0",
+ "wither",
 ]
 
 [[package]]
@@ -2558,15 +2592,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.57"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
-
-[[package]]
-name = "redox_syscall"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05ec8ca9416c5ea37062b502703cd7fcb207736bc294f6e0cf367ac6fc234570"
+checksum = "8383f39639269cde97d255a32bdb68c047337295414940c68bdd30c2e13203ff"
 dependencies = [
  "bitflags",
 ]
@@ -2593,21 +2621,20 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.4.3"
+version = "1.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9251239e129e16308e70d853559389de218ac275b515068abc96829d05b948a"
+checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
 dependencies = [
  "aho-corasick",
  "memchr",
  "regex-syntax",
- "thread_local",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.22"
+version = "0.6.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5eb417147ba9860a96cfe72a0b93bf88fee1744b5636ec99ab20c1aa9376581"
+checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
 [[package]]
 name = "remove_dir_all"
@@ -2640,7 +2667,7 @@ dependencies = [
  "mime",
  "mime_guess",
  "percent-encoding",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "rustls 0.18.1",
  "serde",
  "serde_json",
@@ -2662,13 +2689,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "246e9f61b9bb77df069a947682be06e31ac43ea37862e244a69f177694ea6d22"
 dependencies = [
  "base64 0.13.0",
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "encoding_rs",
  "futures-core",
  "futures-util",
  "http",
- "http-body 0.4.2",
- "hyper 0.14.11",
+ "http-body 0.4.3",
+ "hyper 0.14.12",
  "hyper-tls 0.5.0",
  "ipnet",
  "js-sys",
@@ -2677,11 +2704,11 @@ dependencies = [
  "mime",
  "native-tls",
  "percent-encoding",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "serde",
  "serde_json",
  "serde_urlencoded",
- "tokio 1.9.0",
+ "tokio 1.11.0",
  "tokio-native-tls",
  "url",
  "wasm-bindgen",
@@ -2721,7 +2748,7 @@ dependencies = [
  "log",
  "many-to-many",
  "mongodb",
- "nanoid 0.4.0",
+ "nanoid",
  "num_enum",
  "once_cell",
  "phf",
@@ -2736,7 +2763,7 @@ dependencies = [
  "serde_json",
  "ulid",
  "url",
- "validator",
+ "validator 0.11.0",
  "web-push",
 ]
 
@@ -2785,7 +2812,7 @@ dependencies = [
  "atomic",
  "atty",
  "binascii",
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "either",
  "figment",
  "futures",
@@ -2795,8 +2822,8 @@ dependencies = [
  "multer",
  "num_cpus",
  "parking_lot",
- "pin-project-lite 0.2.4",
- "rand 0.8.3",
+ "pin-project-lite 0.2.7",
+ "rand 0.8.4",
  "ref-cast",
  "rocket_codegen",
  "rocket_http",
@@ -2804,10 +2831,10 @@ dependencies = [
  "serde_json",
  "state",
  "tempfile",
- "time 0.2.25",
- "tokio 1.9.0",
+ "time 0.2.27",
+ "tokio 1.11.0",
  "tokio-stream",
- "tokio-util 0.6.7",
+ "tokio-util 0.6.8",
  "ubyte",
  "version_check",
  "yansi",
@@ -2864,7 +2891,7 @@ dependencies = [
  "cookie",
  "either",
  "http",
- "hyper 0.14.11",
+ "hyper 0.14.12",
  "indexmap",
  "log",
  "memchr",
@@ -2872,14 +2899,14 @@ dependencies = [
  "parking_lot",
  "pear",
  "percent-encoding",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "ref-cast",
  "serde",
  "smallvec",
  "stable-pattern",
  "state",
- "time 0.2.25",
- "tokio 1.9.0",
+ "time 0.2.27",
+ "tokio 1.11.0",
  "uncased",
 ]
 
@@ -2897,9 +2924,9 @@ dependencies = [
 
 [[package]]
 name = "rustc-demangle"
-version = "0.1.18"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e3bad0ee36814ca07d7968269dd4b7ec89ec2da10c4bb613928d3077083c232"
+checksum = "7ef03e0a2b150c7a90d01faf6254c9c48a41e95fb2a8c2ac1c6f0d2b9aefc342"
 
 [[package]]
 name = "rustc_version"
@@ -2938,9 +2965,9 @@ dependencies = [
 
 [[package]]
 name = "rustversion"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb5d2a036dc6d2d8fd16fde3498b04306e29bd193bf306a57427019b823d5acd"
+checksum = "61b3909d758bb75c79f23d4736fac9433868679d3ad2ea7a61e3c25cfda9a088"
 
 [[package]]
 name = "ryu"
@@ -2987,9 +3014,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "sct"
-version = "0.6.0"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3042af939fca8c3453b7af0f1c66e533a15a86169e39de2657310ade8f98d3c"
+checksum = "b362b83898e0e69f38515b82ee15aa80636befe47c3b6d3d89a911e78fc228ce"
 dependencies = [
  "ring",
  "untrusted 0.7.1",
@@ -2997,9 +3024,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework"
-version = "2.0.0"
+version = "2.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1759c2e3c8580017a484a7ac56d3abc5a6c1feadf88db2f3633f12ae4268c69"
+checksum = "525bc1abfda2e1998d152c45cf13e696f76d0a4972310b22fac1658b05df7c87"
 dependencies = [
  "bitflags",
  "core-foundation",
@@ -3010,9 +3037,9 @@ dependencies = [
 
 [[package]]
 name = "security-framework-sys"
-version = "2.0.0"
+version = "2.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f99b9d5e26d2a71633cc4f2ebae7cc9f874044e0c351a27e17892d76dce5678b"
+checksum = "a9dd14d83160b528b7bfd66439110573efcfbe281b17fc2ca9f39f550d619c7e"
 dependencies = [
  "core-foundation-sys",
  "libc",
@@ -3035,9 +3062,9 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.123"
+version = "1.0.130"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92d5161132722baa40d802cc70b15262b98258453e85e5d1d365c757c73869ae"
+checksum = "f12d06de37cf59146fbdecab66aa99f9fe4f78722e3607577a5375d66bd0c913"
 dependencies = [
  "serde_derive",
 ]
@@ -3053,9 +3080,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.123"
+version = "1.0.130"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9391c295d64fc0abb2c556bad848f33cb8296276b1ad2677d1ae1ace4f258f31"
+checksum = "d7bc1a1ab1961464eae040d96713baa5a724a8152c1222492465b54322ec508b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3064,9 +3091,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.62"
+version = "1.0.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea1c6153794552ea7cf7cf63b1231a25de00ec90db326ba6264440fa08e31486"
+checksum = "a7f9e390c27c3c0ce8bc5d725f6e4d30a29d26659494aa4b17535f7522c5c950"
 dependencies = [
  "indexmap",
  "itoa",
@@ -3088,21 +3115,22 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "1.6.2"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42fa8fb0da0bf5aa7dd5d8fe1f9ec769833eb7cf97ff89942903809e600de908"
+checksum = "062b87e45d8f26714eacfaef0ed9a583e2bfd50ebd96bdd3c200733bd5758e2c"
 dependencies = [
+ "rustversion",
  "serde",
  "serde_with_macros",
 ]
 
 [[package]]
 name = "serde_with_macros"
-version = "1.3.0"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1197ff7de45494f290c1e3e1a6f80e108974681984c87a3e480991ef3d0f1950"
+checksum = "98c1fcca18d55d1763e1c16873c4bde0ac3ef75179a28c7b372917e0494625be"
 dependencies = [
- "darling",
+ "darling 0.13.0",
  "proc-macro2",
  "quote",
  "syn",
@@ -3122,13 +3150,13 @@ dependencies = [
 
 [[package]]
 name = "sha-1"
-version = "0.9.3"
+version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4b312c3731e3fe78a185e6b9b911a7aa715b8e31cce117975219aab2acf285d"
+checksum = "99cd6713db3cf16b6c84e06321e049a9b9f699826e16096d23bbcc44d15d51a6"
 dependencies = [
  "block-buffer 0.9.0",
  "cfg-if 1.0.0",
- "cpuid-bool",
+ "cpufeatures",
  "digest 0.9.0",
  "opaque-debug 0.3.0",
 ]
@@ -3141,36 +3169,37 @@ checksum = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 
 [[package]]
 name = "sha2"
-version = "0.8.2"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a256f46ea78a0c0d9ff00077504903ac881a1dafdc20da66545699e7776b3e69"
+checksum = "9204c41a1597a8c5af23c82d1c921cb01ec0a4c59e07a9c7306062829a3903f3"
 dependencies = [
- "block-buffer 0.7.3",
- "digest 0.8.1",
- "fake-simd",
- "opaque-debug 0.2.3",
+ "block-buffer 0.9.0",
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest 0.9.0",
+ "opaque-debug 0.3.0",
 ]
 
 [[package]]
 name = "signal-hook-registry"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16f1d0fef1604ba8f7a073c7e701f213e056707210e9020af4528e0101ce11a6"
+checksum = "e51e73328dc4ac0c7ccbda3a494dfa03df1de2f46018127f60c693f2648455b0"
 dependencies = [
  "libc",
 ]
 
 [[package]]
 name = "siphasher"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "729a25c17d72b06c68cb47955d44fda88ad2d3e7d77e025663fdd69b93dd71a1"
+checksum = "533494a8f9b724d33625ab53c6c4800f7cc445895924a8ef649222dcb76e938b"
 
 [[package]]
 name = "slab"
-version = "0.4.2"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
+checksum = "c307a32c1c5c437f38c7fd45d753050587732ba8628319fbdf12a7e289ccc590"
 
 [[package]]
 name = "smallvec"
@@ -3222,9 +3251,9 @@ dependencies = [
 
 [[package]]
 name = "standback"
-version = "0.2.15"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2beb4d1860a61f571530b3f855a1b538d0200f7871c63331ecd6f17b1f014f8"
+checksum = "e113fb6f3de07a243d434a56ec6f186dfd51cb08448239fe7bcae73f87ff28ff"
 dependencies = [
  "version_check",
 ]
@@ -3311,15 +3340,15 @@ checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
 [[package]]
 name = "subtle"
-version = "1.0.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d67a5a62ba6e01cb2192ff309324cb4875d0c451d55fe2319433abe7a05a8ee"
+checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "syn"
-version = "1.0.74"
+version = "1.0.76"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1873d832550d4588c3dbc20f01361ab00bfe741048f71e3fecf145a7cc18b29c"
+checksum = "c6f107db402c2c2055242dbf4d2af0e69197202e9faacbef9571bbe47f5a1b84"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3328,9 +3357,9 @@ dependencies = [
 
 [[package]]
 name = "synstructure"
-version = "0.12.4"
+version = "0.12.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b834f2d66f734cb897113e34aaff2f1ab4719ca946f9a7358dba8f8064148701"
+checksum = "474aaa926faa1603c40b7885a9eaea29b444d1cb2850cb7c0e37bb1a4182f4fa"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3346,9 +3375,9 @@ checksum = "f764005d11ee5f36500a149ace24e00e3da98b0158b3e2d53a7495660d3f4d60"
 
 [[package]]
 name = "tap"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "36474e732d1affd3a6ed582781b3683df3d0563714c59c39591e8ff707cf078e"
+checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
 
 [[package]]
 name = "tempfile"
@@ -3358,8 +3387,8 @@ checksum = "dac1c663cfc93810f88aed9b8941d48cabf856a1b111c29a40439018d870eb22"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "rand 0.8.3",
- "redox_syscall 0.2.4",
+ "rand 0.8.4",
+ "redox_syscall",
  "remove_dir_all",
  "winapi 0.3.9",
 ]
@@ -3375,33 +3404,24 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.23"
+version = "1.0.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76cc616c6abf8c8928e2fdcc0dbfab37175edd8fb49a4641066ad1364fdab146"
+checksum = "602eca064b2d83369e2b2f34b09c70b605402801927c65c11071ac911d299b88"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.23"
+version = "1.0.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9be73a2caec27583d0046ef3796c3794f868a5bc813db689eed00c7631275cd1"
+checksum = "bad553cc2c78e8de258400763a647e80e6d1b31ee237275d756f6836d204494c"
 dependencies = [
  "proc-macro2",
  "quote",
  "syn",
 ]
 
-[[package]]
-name = "thread_local"
-version = "1.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8018d24e04c95ac8790716a5987d0fec4f8b27249ffa0f7d33f1369bdfb88cbd"
-dependencies = [
- "once_cell",
-]
-
 [[package]]
 name = "time"
 version = "0.1.44"
@@ -3415,9 +3435,9 @@ dependencies = [
 
 [[package]]
 name = "time"
-version = "0.2.25"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1195b046942c221454c2539395f85413b33383a067449d78aab2b7b052a142f7"
+checksum = "4752a97f8eebd6854ff91f1c1824cd6160626ac4bd44287f7f4ea2035a02a242"
 dependencies = [
  "const_fn",
  "libc",
@@ -3440,9 +3460,9 @@ dependencies = [
 
 [[package]]
 name = "time-macros-impl"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5c3be1edfad6027c69f5491cf4cb310d1a71ecd6af742788c6ff8bced86b8fa"
+checksum = "fd3c141a1b43194f3f56a1411225df8646c55781d5f26db825b3d98507eb482f"
 dependencies = [
  "proc-macro-hack",
  "proc-macro2",
@@ -3453,9 +3473,9 @@ dependencies = [
 
 [[package]]
 name = "tinyvec"
-version = "1.1.1"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "317cca572a0e89c3ce0ca1f1bdc9369547fe318a683418e42ac8f59d14701023"
+checksum = "848a1e1181b9f6753b5e96a092749e29b11d19ede67dfbbd6c7dc7e0f49b5338"
 dependencies = [
  "tinyvec_macros",
 ]
@@ -3480,25 +3500,25 @@ dependencies = [
  "memchr",
  "mio 0.6.23",
  "num_cpus",
- "pin-project-lite 0.1.11",
+ "pin-project-lite 0.1.12",
  "slab",
  "tokio-macros 0.2.6",
 ]
 
 [[package]]
 name = "tokio"
-version = "1.9.0"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b7b349f11a7047e6d1276853e612d152f5e8a352c61917887cc2169e2366b4c"
+checksum = "b4efe6fc2395938c8155973d7be49fe8d03a843726e285e100a8a383cc0154ce"
 dependencies = [
  "autocfg 1.0.1",
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "libc",
  "memchr",
  "mio 0.7.13",
  "num_cpus",
  "once_cell",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "signal-hook-registry",
  "tokio-macros 1.3.0",
  "winapi 0.3.9",
@@ -3533,7 +3553,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f7d995660bd2b7f8c1568414c1126076c13fbb725c40112dc0120b78eb9b717b"
 dependencies = [
  "native-tls",
- "tokio 1.9.0",
+ "tokio 1.11.0",
 ]
 
 [[package]]
@@ -3567,8 +3587,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b2f3f698253f03119ac0102beaa64f67a67e08074d03a22d18784104543727f"
 dependencies = [
  "futures-core",
- "pin-project-lite 0.2.4",
- "tokio 1.9.0",
+ "pin-project-lite 0.2.7",
+ "tokio 1.11.0",
 ]
 
 [[package]]
@@ -3591,22 +3611,22 @@ dependencies = [
  "futures-core",
  "futures-sink",
  "log",
- "pin-project-lite 0.1.11",
+ "pin-project-lite 0.1.12",
  "tokio 0.2.25",
 ]
 
 [[package]]
 name = "tokio-util"
-version = "0.6.7"
+version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1caa0b0c8d94a049db56b5acf8cba99dc0623aab1b26d5b5f5e2d945846b3592"
+checksum = "08d3725d3efa29485e87311c5b699de63cde14b00ed4d256b8318aa30ca452cd"
 dependencies = [
- "bytes 1.0.1",
+ "bytes 1.1.0",
  "futures-core",
  "futures-sink",
  "log",
- "pin-project-lite 0.2.4",
- "tokio 1.9.0",
+ "pin-project-lite 0.2.7",
+ "tokio 1.11.0",
 ]
 
 [[package]]
@@ -3618,6 +3638,18 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "totp-lite"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b18009e8be74bfb2e2cc59a63d078d95c042858a1ca1128a294e1f9ce225148b"
+dependencies = [
+ "digest 0.9.0",
+ "hmac",
+ "sha-1 0.9.8",
+ "sha2",
+]
+
 [[package]]
 name = "tower-service"
 version = "0.3.1"
@@ -3626,43 +3658,44 @@ checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
 
 [[package]]
 name = "tracing"
-version = "0.1.23"
+version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7d40a22fd029e33300d8d89a5cc8ffce18bb7c587662f54629e94c9de5487f3"
+checksum = "09adeb8c97449311ccd28a427f96fb563e7fd31aabf994189879d9da2394b89d"
 dependencies = [
  "cfg-if 1.0.0",
  "log",
- "pin-project-lite 0.2.4",
+ "pin-project-lite 0.2.7",
  "tracing-core",
 ]
 
 [[package]]
 name = "tracing-core"
-version = "0.1.17"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f50de3927f93d202783f4513cda820ab47ef17f624b03c096e86ef00c67e6b5f"
+checksum = "2ca517f43f0fb96e0c3072ed5c275fe5eece87e8cb52f4a77b69226d3b1c9df8"
 dependencies = [
  "lazy_static",
 ]
 
 [[package]]
 name = "tracing-futures"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab7bb6f14721aa00656086e9335d363c5c8747bae02ebe32ea2c7dece5689b4c"
+checksum = "97d095ae15e245a057c8e8451bab9b3ee1e1f68e9ba2b4fbc18d0ac5237835f2"
 dependencies = [
- "pin-project 0.4.27",
+ "pin-project",
  "tracing",
 ]
 
 [[package]]
 name = "trust-dns-proto"
-version = "0.19.6"
+version = "0.19.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53861fcb288a166aae4c508ae558ed18b53838db728d4d310aad08270a7d4c2b"
+checksum = "1cad71a0c0d68ab9941d2fb6e82f8fb2e86d9945b94e1661dd0aaea2b88215a9"
 dependencies = [
  "async-trait",
  "backtrace",
+ "cfg-if 1.0.0",
  "enum-as-inner",
  "futures",
  "idna",
@@ -3677,11 +3710,10 @@ dependencies = [
 
 [[package]]
 name = "trust-dns-resolver"
-version = "0.19.6"
+version = "0.19.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6759e8efc40465547b0dfce9500d733c65f969a4cbbfbe3ccf68daaa46ef179e"
+checksum = "710f593b371175db53a26d0b38ed2978fafb9e9e8d3868b1acd753ea18df0ceb"
 dependencies = [
- "backtrace",
  "cfg-if 0.1.10",
  "futures",
  "ipconfig",
@@ -3715,7 +3747,7 @@ dependencies = [
  "input_buffer",
  "log",
  "rand 0.7.3",
- "sha-1 0.9.3",
+ "sha-1 0.9.8",
  "url",
  "utf-8",
 ]
@@ -3743,9 +3775,9 @@ dependencies = [
 
 [[package]]
 name = "typenum"
-version = "1.12.0"
+version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
+checksum = "b63708a265f51345575b27fe43f9500ad611579e764c79edbc2037b1121959ec"
 
 [[package]]
 name = "ubyte"
@@ -3810,33 +3842,30 @@ dependencies = [
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.4"
+version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49f2bd0c6468a8230e1db229cff8029217cf623c767ea5d60bfbd42729ea54d5"
-dependencies = [
- "matches",
-]
+checksum = "246f4c42e67e7a4e3c6106ff716a5d067d4132a642840b242e357e468a2a0085"
 
 [[package]]
 name = "unicode-normalization"
-version = "0.1.17"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07fbfce1c8a97d547e8b5334978438d9d6ec8c20e38f56d4a4374d181493eaef"
+checksum = "d54590932941a9e9266f0832deed84ebe1bf2e4c9e4a3554d393d18f5e854bf9"
 dependencies = [
  "tinyvec",
 ]
 
 [[package]]
 name = "unicode-segmentation"
-version = "1.7.1"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb0d2e7be6ae3a5fa87eed5fb451aff96f2573d2694942e40543ae0bbe19c796"
+checksum = "8895849a949e7845e06bd6dc1aa51731a103c42707010a5b591c0038fb73385b"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
+checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
 name = "untrusted"
@@ -3864,9 +3893,9 @@ dependencies = [
 
 [[package]]
 name = "utf-8"
-version = "0.7.5"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05e42f7c18b8f902290b009cde6d651262f956c98bc51bca4cd1d511c9cd85c7"
+checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
 
 [[package]]
 name = "uuid"
@@ -3874,7 +3903,7 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc5cf98d8186244414c848017f0e2676b3fcb46807f6668a97dfe67359a3c4b7"
 dependencies = [
- "getrandom 0.2.2",
+ "getrandom 0.2.3",
 ]
 
 [[package]]
@@ -3891,7 +3920,23 @@ dependencies = [
  "serde_json",
  "url",
  "validator_derive",
- "validator_types",
+ "validator_types 0.11.0",
+]
+
+[[package]]
+name = "validator"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d0f08911ab0fee2c5009580f04615fa868898ee57de10692a45da0c3bcc3e5e"
+dependencies = [
+ "idna",
+ "lazy_static",
+ "regex",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "url",
+ "validator_types 0.14.0",
 ]
 
 [[package]]
@@ -3907,7 +3952,7 @@ dependencies = [
  "quote",
  "regex",
  "syn",
- "validator_types",
+ "validator_types 0.11.0",
 ]
 
 [[package]]
@@ -3917,31 +3962,36 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "add324da7950ac1f76b1c16ce8b5406147953d5d6a2ac1c5da93785f2cfc738b"
 
 [[package]]
-name = "value-bag"
-version = "1.0.0-alpha.6"
+name = "validator_types"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b676010e055c99033117c2343b33a40a30b91fecd6c49055ac9cd2d6c305ab1"
+checksum = "ded9d97e1d42327632f5f3bae6403c04886e2de3036261ef42deebd931a6a291"
+dependencies = [
+ "proc-macro2",
+ "syn",
+]
+
+[[package]]
+name = "value-bag"
+version = "1.0.0-alpha.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd320e1520f94261153e96f7534476ad869c14022aee1e59af7c778075d840ae"
 dependencies = [
  "ctor",
+ "version_check",
 ]
 
 [[package]]
 name = "vcpkg"
-version = "0.2.11"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b00bca6106a5e23f3eee943593759b7fcddb00554332e856d990c893966879fb"
-
-[[package]]
-name = "vec-arena"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eafc1b9b2dfc6f5529177b62cf806484db55b32dc7c9658a118e11bbeb33061d"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
 
 [[package]]
 name = "version_check"
-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
+checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
 
 [[package]]
 name = "waker-fn"
@@ -3973,9 +4023,9 @@ checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.70"
+version = "0.2.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55c0f7123de74f0dab9b7d00fd614e7b19349cd1e2f5252bbe9b1754b59433be"
+checksum = "5e68338db6becec24d3c7977b5bf8a48be992c934b5d07177e3931f5dc9b076c"
 dependencies = [
  "cfg-if 1.0.0",
  "serde",
@@ -3985,9 +4035,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.70"
+version = "0.2.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7bc45447f0d4573f3d65720f636bbcc3dd6ce920ed704670118650bcd47764c7"
+checksum = "f34c405b4f0658583dba0c1c7c9b694f3cac32655db463b56c254a1c75269523"
 dependencies = [
  "bumpalo",
  "lazy_static",
@@ -4000,9 +4050,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.20"
+version = "0.4.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3de431a2910c86679c34283a33f66f4e4abd7e0aec27b6669060148872aadf94"
+checksum = "a87d738d4abc4cf22f6eb142f5b9a81301331ee3c767f2fef2fda4e325492060"
 dependencies = [
  "cfg-if 1.0.0",
  "js-sys",
@@ -4012,9 +4062,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.70"
+version = "0.2.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b8853882eef39593ad4174dd26fc9865a64e84026d223f63bb2c42affcbba2c"
+checksum = "b9d5a6580be83b19dc570a8f9c324251687ab2184e57086f71625feb57ec77c8"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -4022,9 +4072,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.70"
+version = "0.2.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4133b5e7f2a531fa413b3a1695e925038a05a71cf67e87dafa295cb645a01385"
+checksum = "e3775a030dc6f5a0afd8a84981a21cc92a781eb429acef9ecce476d0c9113e92"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4035,9 +4085,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.70"
+version = "0.2.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd4945e4943ae02d15c13962b38a5b1e81eadd4b71214eee75af64a4d6a4fd64"
+checksum = "c279e376c7a8e8752a8f1eaa35b7b0bee6bb9fb0cdacfa97cc3f1f289c87e2b4"
 
 [[package]]
 name = "web-push"
@@ -4066,9 +4116,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.47"
+version = "0.3.54"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c40dc691fc48003eba817c38da7113c15698142da971298003cac3ef175680b3"
+checksum = "0a84d70d1ec7d2da2d26a5bd78f4bca1b8c3254805363ce743b7a05bc30d195a"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -4084,15 +4134,6 @@ dependencies = [
  "untrusted 0.7.1",
 ]
 
-[[package]]
-name = "webpki-roots"
-version = "0.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91cd5736df7f12a964a5067a12c62fa38e1bd8080aff1f80bc29be7c80d19ab4"
-dependencies = [
- "webpki",
-]
-
 [[package]]
 name = "webpki-roots"
 version = "0.20.0"
@@ -4103,10 +4144,19 @@ dependencies = [
 ]
 
 [[package]]
-name = "wepoll-sys"
-version = "3.0.1"
+name = "webpki-roots"
+version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fcb14dea929042224824779fbc82d9fab8d2e6d3cbc0ac404de8edf489e77ff"
+checksum = "aabe153544e473b775453675851ecc86863d2a81d786d741f6b76778f2a48940"
+dependencies = [
+ "webpki",
+]
+
+[[package]]
+name = "wepoll-ffi"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d743fdedc5c64377b5fc2bc036b01c7fd642205a0d96356034ae3404d49eb7fb"
 dependencies = [
  "cc",
 ]
@@ -4178,6 +4228,37 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "wither"
+version = "0.9.0"
+source = "git+https://github.com/insertish/wither?branch=master#25226946ff9a2cafac390968b317df83eaafe31f"
+dependencies = [
+ "async-trait",
+ "chrono",
+ "futures",
+ "log",
+ "mongodb",
+ "serde",
+ "thiserror",
+ "ulid",
+ "wither_derive",
+]
+
+[[package]]
+name = "wither_derive"
+version = "0.9.0"
+source = "git+https://github.com/insertish/wither?branch=master#25226946ff9a2cafac390968b317df83eaafe31f"
+dependencies = [
+ "Inflector",
+ "async-trait",
+ "darling 0.10.2",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "serde",
+ "syn",
+]
+
 [[package]]
 name = "ws2_32-sys"
 version = "0.2.1"
diff --git a/Cargo.toml b/Cargo.toml
index b3c02b41..f6ff533c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,6 +11,7 @@ edition = "2018"
 
 [dependencies]
 # Utility
+url = "2.2.2"
 log = "0.4.11"
 dotenv = "0.15.0"
 linkify = "0.6.0"
@@ -18,7 +19,6 @@ once_cell = "1.4.1"
 env_logger = "0.7.1"
 lazy_static = "1.4.0"
 ctrlc = { version = "3.0", features = ["termination"] }
-url = "2.2.2"
 
 # Lang. Utilities
 regex = "1"
@@ -48,7 +48,7 @@ async-std = { version = "1.8.0", features = ["tokio1", "tokio02", "attributes"]
 web-push = "0.7.2"
 many-to-many = "0.1.2"
 lettre = "0.10.0-alpha.4"
-rauth = { git = "https://github.com/insertish/rauth", rev = "19bef300ecc269c028e3d746f0a2f09842d3b37b" }
+rauth = { git = "https://github.com/insertish/rauth", rev = "ad2f5ad1657f4b20c8e483cc1d6c513ff9b22ae1" }
 hive_pubsub = { git = "https://gitlab.insrt.uk/insert/hive", rev = "a89826df2b30166220e68a6ed01a58b751456604", features = ["mongo"] }
 
 # web
diff --git a/assets/templates/reset.txt b/assets/templates/reset.txt
new file mode 100644
index 00000000..6da746ec
--- /dev/null
+++ b/assets/templates/reset.txt
@@ -0,0 +1,5 @@
+You requested a password reset, if you did not perform this action you can safely ignore this email.
+
+Reset your password here: {{url}}
+
+Sent by Revolt.
\ No newline at end of file
diff --git a/assets/templates/verify.txt b/assets/templates/verify.txt
new file mode 100644
index 00000000..7bfbd58e
--- /dev/null
+++ b/assets/templates/verify.txt
@@ -0,0 +1,6 @@
+You're almost there!
+If you did not perform this action you can safely ignore this email.
+
+Please verify your account here: {{url}}
+
+Sent by Revolt.
\ No newline at end of file
diff --git a/set_version.sh b/set_version.sh
index ff61a82a..783f4f68 100755
--- a/set_version.sh
+++ b/set_version.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
-export version=0.5.2-alpha.2
+export version=0.5.3-alpha.1
 echo "pub const VERSION: &str = \"${version}\";" > src/version.rs
diff --git a/src/database/entities/channel.rs b/src/database/entities/channel.rs
index a1ba6c4a..a0c7ed1f 100644
--- a/src/database/entities/channel.rs
+++ b/src/database/entities/channel.rs
@@ -13,14 +13,6 @@ use mongodb::{
 use rocket::serde::json::Value;
 use serde::{Deserialize, Serialize};
 
-#[derive(Serialize, Deserialize, Debug, Clone)]
-pub struct LastMessage {
-    #[serde(rename = "_id")]
-    id: String,
-    author: String,
-    short: String,
-}
-
 #[derive(Serialize, Deserialize, Debug, Clone)]
 #[serde(tag = "channel_type")]
 pub enum Channel {
@@ -36,7 +28,7 @@ pub enum Channel {
         active: bool,
         recipients: Vec<String>,
         #[serde(skip_serializing_if = "Option::is_none")]
-        last_message: Option<LastMessage>,
+        last_message_id: Option<String>,
     },
     Group {
         #[serde(rename = "_id")]
@@ -53,7 +45,7 @@ pub enum Channel {
         #[serde(skip_serializing_if = "Option::is_none")]
         icon: Option<File>,
         #[serde(skip_serializing_if = "Option::is_none")]
-        last_message: Option<LastMessage>,
+        last_message_id: Option<String>,
 
         #[serde(skip_serializing_if = "Option::is_none")]
         permissions: Option<i32>,
@@ -75,7 +67,7 @@ pub enum Channel {
         #[serde(skip_serializing_if = "Option::is_none")]
         icon: Option<File>,
         #[serde(skip_serializing_if = "Option::is_none")]
-        last_message: Option<String>,
+        last_message_id: Option<String>,
 
         #[serde(skip_serializing_if = "Option::is_none")]
         default_permissions: Option<i32>,
diff --git a/src/database/entities/message.rs b/src/database/entities/message.rs
index 468c2aba..c853841e 100644
--- a/src/database/entities/message.rs
+++ b/src/database/entities/message.rs
@@ -8,15 +8,13 @@ use crate::{
 use futures::StreamExt;
 use mongodb::options::UpdateOptions;
 use mongodb::{
-    bson::{doc, to_bson, DateTime},
-    options::FindOptions,
+    bson::{doc, to_bson, DateTime, Document},
 };
+use rauth::entities::{Model, Session};
 use rocket::serde::json::Value;
 use serde::{Deserialize, Serialize};
 use ulid::Ulid;
-use web_push::{
-    ContentEncoding, SubscriptionInfo, VapidSignatureBuilder, WebPushClient, WebPushMessageBuilder,
-};
+use web_push::{ContentEncoding, SubscriptionInfo, SubscriptionKeys, VapidSignatureBuilder, WebPushClient, WebPushMessageBuilder};
 use std::time::SystemTime;
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
@@ -173,7 +171,6 @@ impl Message {
             nonce: None,
             channel,
             author,
-
             content,
             attachments: None,
             edited: None,
@@ -198,76 +195,19 @@ impl Message {
         let ss = self.clone();
         let c_clone = channel.clone();
         async_std::task::spawn(async move {
-            let mut set = if let Content::Text(text) = &ss.content {
-                doc! {
-                    "last_message": {
-                        "_id": ss.id.clone(),
-                        "author": ss.author.clone(),
-                        "short": text.chars().take(128).collect::<String>()
-                    }
-                }
-            } else {
-                doc! {}
-            };
 
-            // ! MARK AS ACTIVE
-            // ! FIXME: temp code
+            let last_message_id = ss.id.clone();
+            let mut set = doc! { "last_message_id": last_message_id };
+
             let channels = get_collection("channels");
             match &c_clone {
                 Channel::DirectMessage { id, .. } => {
+                    // ! MARK AS ACTIVE
                     set.insert("active", true);
-                    channels
-                        .update_one(
-                            doc! { "_id": id },
-                            doc! {
-                                "$set": set
-                            },
-                            None,
-                        )
-                        .await
-                        /*.map_err(|_| Error::DatabaseError {
-                            operation: "update_one",
-                            with: "channel",
-                        })?;*/
-                        .unwrap();
-                }
-                Channel::Group { id, .. } => {
-                    if let Content::Text(_) = &ss.content {
-                        channels
-                            .update_one(
-                                doc! { "_id": id },
-                                doc! {
-                                    "$set": set
-                                },
-                                None,
-                            )
-                            .await
-                            /*.map_err(|_| Error::DatabaseError {
-                                operation: "update_one",
-                                with: "channel",
-                            })?;*/
-                            .unwrap();
-                    }
-                }
-                Channel::TextChannel { id, .. } => {
-                    if let Content::Text(_) = &ss.content {
-                        channels
-                            .update_one(
-                                doc! { "_id": id },
-                                doc! {
-                                    "$set": {
-                                        "last_message": &ss.id
-                                    }
-                                },
-                                None,
-                            )
-                            .await
-                            /*.map_err(|_| Error::DatabaseError {
-                                operation: "update_one",
-                                with: "channel",
-                            })?;*/
-                            .unwrap();
-                    }
+                    update_channels_last_message(&channels, id, &set).await;
+                },
+                Channel::Group { id, .. } | Channel::TextChannel { id, .. } => {
+                    update_channels_last_message(&channels, id, &set).await;
                 }
                 _ => {}
             }
@@ -335,60 +275,47 @@ impl Message {
             }
 
             // Fetch their corresponding sessions.
-            if let Ok(mut cursor) = get_collection("accounts")
-                .find(
-                    doc! {
-                        "_id": {
-                            "$in": target_ids
-                        },
-                        "sessions.subscription": {
-                            "$exists": true
-                        }
-                    },
-                    FindOptions::builder()
-                        .projection(doc! { "sessions": 1 })
-                        .build(),
-                )
-                .await
-            {
-                let mut subscriptions = vec![];
-                while let Some(result) = cursor.next().await {
-                    if let Ok(doc) = result {
-                        if let Ok(sessions) = doc.get_array("sessions") {
-                            for session in sessions {
-                                if let Some(doc) = session.as_document() {
-                                    if let Ok(sub) = doc.get_document("subscription") {
-                                        let endpoint = sub.get_str("endpoint").unwrap().to_string();
-                                        let p256dh = sub.get_str("p256dh").unwrap().to_string();
-                                        let auth = sub.get_str("auth").unwrap().to_string();
-
-                                        subscriptions
-                                            .push(SubscriptionInfo::new(endpoint, p256dh, auth));
-                                    }
-                                }
+            if target_ids.len() > 0 {
+                if let Ok(mut cursor) = Session::find(
+                        &get_db(),
+                        doc! {
+                            "_id": {
+                                "$in": target_ids
+                            },
+                            "subscription": {
+                                "$exists": true
                             }
-                        }
-                    }
-                }
-
-                if subscriptions.len() > 0 {
+                        },
+                        None
+                    )
+                    .await {
                     let enc = serde_json::to_string(&PushNotification::new(self, &c_clone).await).unwrap();
                     let client = WebPushClient::new();
                     let key =
                         base64::decode_config(VAPID_PRIVATE_KEY.clone(), base64::URL_SAFE).unwrap();
 
-                    for subscription in subscriptions {
-                        let mut builder = WebPushMessageBuilder::new(&subscription).unwrap();
-                        let sig_builder = VapidSignatureBuilder::from_pem(
-                            std::io::Cursor::new(&key),
-                            &subscription,
-                        )
-                        .unwrap();
-                        let signature = sig_builder.build().unwrap();
-                        builder.set_vapid_signature(signature);
-                        builder.set_payload(ContentEncoding::AesGcm, enc.as_bytes());
-                        let m = builder.build().unwrap();
-                        client.send(m).await.ok();
+                    while let Some(Ok(session)) = cursor.next().await {
+                        if let Some(sub) = session.subscription {
+                            let subscription = SubscriptionInfo {
+                                endpoint: sub.endpoint,
+                                keys: SubscriptionKeys {
+                                    auth: sub.auth,
+                                    p256dh: sub.p256dh
+                                }
+                            };
+
+                            let mut builder = WebPushMessageBuilder::new(&subscription).unwrap();
+                            let sig_builder = VapidSignatureBuilder::from_pem(
+                                std::io::Cursor::new(&key),
+                                &subscription,
+                            )
+                            .unwrap();
+                            let signature = sig_builder.build().unwrap();
+                            builder.set_vapid_signature(signature);
+                            builder.set_payload(ContentEncoding::AesGcm, enc.as_bytes());
+                            let m = builder.build().unwrap();
+                            client.send(m).await.ok();
+                        }
                     }
                 }
             }
@@ -482,7 +409,7 @@ impl Message {
             let attachment_ids: Vec<String> =
                 attachments.iter().map(|f| f.id.to_string()).collect();
             get_collection("attachments")
-                .update_one(
+                .update_many(
                     doc! {
                         "_id": {
                             "$in": attachment_ids
@@ -497,7 +424,7 @@ impl Message {
                 )
                 .await
                 .map_err(|_| Error::DatabaseError {
-                    operation: "update_one",
+                    operation: "update_many",
                     with: "attachment",
                 })?;
         }
@@ -505,3 +432,15 @@ impl Message {
         Ok(())
     }
 }
+
+async fn update_channels_last_message(channels: &Collection, channel_id: &String, set: &Document) {
+    channels
+        .update_one(
+            doc! { "_id": channel_id },
+            doc! { "$set": set },
+            None,
+        )
+        .await
+        .expect("Server should not run with no, or a corrupted db");
+
+}
diff --git a/src/database/entities/microservice/january.rs b/src/database/entities/microservice/january.rs
index 39df9ef0..28820451 100644
--- a/src/database/entities/microservice/january.rs
+++ b/src/database/entities/microservice/january.rs
@@ -1,6 +1,7 @@
 use crate::util::{
     result::{Error, Result},
     variables::JANUARY_URL,
+    variables::MAX_EMBED_COUNT,
 };
 use linkify::{LinkFinder, LinkKind};
 use regex::Regex;
@@ -46,6 +47,9 @@ pub enum Special {
     None,
     YouTube {
         id: String,
+
+        #[serde(skip_serializing_if = "Option::is_none")]
+        timestamp: Option<String>,
     },
     Twitch {
         content_type: TwitchType,
@@ -100,11 +104,15 @@ impl Embed {
     pub async fn generate(content: String) -> Result<Vec<Embed>> {
         lazy_static! {
             static ref RE_CODE: Regex = Regex::new("```(?:.|\n)+?```|`(?:.|\n)+?`").unwrap();
+            static ref RE_IGNORED: Regex = Regex::new("(<http.+>)").unwrap();
         }
 
         // Ignore code blocks.
         let content = RE_CODE.replace_all(&content, "");
 
+        // Ignore all content between angle brackets starting with http.
+        let content = RE_IGNORED.replace_all(&content, "");
+
         let content = content
             // Ignore quoted lines.
             .split("\n")
@@ -120,35 +128,55 @@ impl Embed {
             .collect::<Vec<&str>>()
             .join("\n");
 
-        // ! FIXME: allow multiple links
-        // ! FIXME: prevent generation if link is surrounded with < >
         let mut finder = LinkFinder::new();
         finder.kinds(&[LinkKind::Url]);
-        let links: Vec<_> = finder.links(&content).collect();
+        let links: Vec<_> = finder.links(&content).take(*MAX_EMBED_COUNT).collect();
 
         if links.len() == 0 {
             return Err(Error::LabelMe);
         }
 
-        let link = &links[0];
+        let mut embeds: Vec<Embed> = Vec::new();
 
-        let client = reqwest::Client::new();
-        let result = client
-            .get(&format!("{}/embed", *JANUARY_URL))
-            .query(&[("url", link.as_str())])
-            .send()
-            .await;
+        let mut link_index = 0;
 
-        match result {
-            Err(_) => return Err(Error::LabelMe),
-            Ok(result) => match result.status() {
-                reqwest::StatusCode::OK => {
-                    let res: Embed = result.json().await.map_err(|_| Error::InvalidOperation)?;
+        // ! FIXME: batch request to january?
+        while link_index < links.len() {
+            let link = &links[link_index];
 
-                    Ok(vec![res])
-                }
-                _ => return Err(Error::LabelMe),
-            },
+            // Check if we already processed this link.
+            if link_index != 0 && links.iter().take(link_index).any(|x| x.as_str() == link.as_str()) {
+                link_index = link_index + 1;
+                continue;
+            }
+
+            let client = reqwest::Client::new();
+            let result = client
+                .get(&format!("{}/embed", *JANUARY_URL))
+                .query(&[("url", link.as_str())])
+                .send()
+                .await;
+
+            if result.is_err() {
+                link_index = link_index + 1;
+                continue;
+            }
+
+            let response = result.unwrap();
+            if response.status().is_success() {
+                let res: Embed = response.json().await.map_err(|_| Error::InvalidOperation)?;
+
+                embeds.push(res);
+            }
+
+            link_index = link_index + 1;
+        }
+
+        // Prevent database update when no embeds are found.
+        if embeds.len() > 0 {
+            Ok(embeds)
+        } else {
+            Err(Error::LabelMe)
         }
     }
 }
diff --git a/src/database/entities/server.rs b/src/database/entities/server.rs
index 14cb3945..dd09a2a3 100644
--- a/src/database/entities/server.rs
+++ b/src/database/entities/server.rs
@@ -92,7 +92,7 @@ pub struct Server {
     pub name: String,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub description: Option<String>,
-    
+
     pub channels: Vec<String>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub categories: Option<Vec<Category>>,
@@ -108,6 +108,9 @@ pub struct Server {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub banner: Option<File>,
 
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub flags: Option<i32>,
+
     #[serde(skip_serializing_if = "if_false", default)]
     pub nsfw: bool
 }
diff --git a/src/database/entities/user.rs b/src/database/entities/user.rs
index 3873c995..8d06463f 100644
--- a/src/database/entities/user.rs
+++ b/src/database/entities/user.rs
@@ -16,6 +16,7 @@ use crate::database::*;
 use crate::notifications::websocket::is_online;
 use crate::util::result::{Error, Result};
 use crate::util::variables::EARLY_ADOPTER_BADGE;
+use crate::util::variables::MAX_SERVER_COUNT;
 
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq)]
 pub enum RelationshipStatus {
@@ -323,4 +324,10 @@ impl User {
             .collect::<Vec<Document>>()
             .await)
     }
+
+    /// Check if this user can acquire another server.
+    pub async fn can_acquire_server(id: &str) -> Result<bool> {
+        let server_ids = User::fetch_server_ids(&id).await?;
+        Ok(server_ids.len() < *MAX_SERVER_COUNT)
+    }
 }
diff --git a/src/database/guards/user.rs b/src/database/guards/user.rs
index 2f498849..48253b84 100644
--- a/src/database/guards/user.rs
+++ b/src/database/guards/user.rs
@@ -1,7 +1,7 @@
 use crate::database::*;
 
 use mongodb::bson::{doc, from_document};
-use rauth::auth::Session;
+use rauth::entities::Session;
 use rocket::http::Status;
 use rocket::request::{self, FromRequest, Outcome, Request};
 
@@ -15,7 +15,7 @@ impl<'r> FromRequest<'r> for User {
             .get("x-bot-token")
             .next()
             .map(|x| x.to_string());
-        
+
         if let Some(bot_token) = header_bot_token {
             return if let Ok(result) = get_collection("bots")
                 .find_one(
@@ -40,7 +40,10 @@ impl<'r> FromRequest<'r> for User {
                         if let Some(doc) = result {
                             Outcome::Success(from_document(doc).unwrap())
                         } else {
-                            Outcome::Failure((Status::Forbidden, rauth::util::Error::InvalidSession))
+                            Outcome::Failure((
+                                Status::Forbidden,
+                                rauth::util::Error::InvalidSession,
+                            ))
                         }
                     } else {
                         Outcome::Failure((
@@ -62,32 +65,34 @@ impl<'r> FromRequest<'r> for User {
                         with: "bot",
                     },
                 ))
-            }
+            };
         } else {
-            let session: Session = request.guard::<Session>().await.unwrap();
-
-            if let Ok(result) = get_collection("users")
-                .find_one(
-                    doc! {
-                        "_id": &session.user_id
-                    },
-                    None,
-                )
-                .await
-            {
-                if let Some(doc) = result {
-                    Outcome::Success(from_document(doc).unwrap())
+            if let Outcome::Success(session) = request.guard::<Session>().await {
+                if let Ok(result) = get_collection("users")
+                    .find_one(
+                        doc! {
+                            "_id": &session.user_id
+                        },
+                        None,
+                    )
+                    .await
+                {
+                    if let Some(doc) = result {
+                        Outcome::Success(from_document(doc).unwrap())
+                    } else {
+                        Outcome::Failure((Status::Forbidden, rauth::util::Error::InvalidSession))
+                    }
                 } else {
-                    Outcome::Failure((Status::Forbidden, rauth::util::Error::InvalidSession))
+                    Outcome::Failure((
+                        Status::InternalServerError,
+                        rauth::util::Error::DatabaseError {
+                            operation: "find_one",
+                            with: "user",
+                        },
+                    ))
                 }
             } else {
-                Outcome::Failure((
-                    Status::InternalServerError,
-                    rauth::util::Error::DatabaseError {
-                        operation: "find_one",
-                        with: "user",
-                    },
-                ))
+                Outcome::Failure((Status::Forbidden, rauth::util::Error::InvalidSession))
             }
         }
     }
diff --git a/src/database/migrations/init.rs b/src/database/migrations/init.rs
index 7bb929a8..4dae83a4 100644
--- a/src/database/migrations/init.rs
+++ b/src/database/migrations/init.rs
@@ -71,39 +71,6 @@ pub async fn create_database() {
     .await
     .expect("Failed to create pubsub collection.");
 
-    db.run_command(
-        doc! {
-            "createIndexes": "accounts",
-            "indexes": [
-                {
-                    "key": {
-                        "email": 1
-                    },
-                    "name": "email",
-                    "unique": true,
-                    "collation": {
-                        "locale": "en",
-                        "strength": 2
-                    }
-                },
-                {
-                    "key": {
-                        "email_normalised": 1
-                    },
-                    "name": "email_normalised",
-                    "unique": true,
-                    "collation": {
-                        "locale": "en",
-                        "strength": 2
-                    }
-                }
-            ]
-        },
-        None,
-    )
-    .await
-    .expect("Failed to create account index.");
-
     db.run_command(
         doc! {
             "createIndexes": "users",
diff --git a/src/database/migrations/mod.rs b/src/database/migrations/mod.rs
index 0067518b..8470444d 100644
--- a/src/database/migrations/mod.rs
+++ b/src/database/migrations/mod.rs
@@ -10,10 +10,13 @@ pub async fn run_migrations() {
         .list_database_names(None, None)
         .await
         .expect("Failed to fetch database names.");
-
+    
     if list.iter().position(|x| x == "revolt").is_none() {
         init::create_database().await;
     } else {
         scripts::migrate_database().await;
     }
+    
+    // panic!("https://pbs.twimg.com/media/EDTpB5JWwAUvyxd.jpg");
+    rauth::entities::sync_models(&super::get_db()).await;
 }
diff --git a/src/database/migrations/scripts.rs b/src/database/migrations/scripts.rs
index 14e30e8c..c4e6bfbb 100644
--- a/src/database/migrations/scripts.rs
+++ b/src/database/migrations/scripts.rs
@@ -2,7 +2,7 @@ use crate::database::{permissions, get_collection, get_db, PermissionTuple};
 
 use futures::StreamExt;
 use log::info;
-use mongodb::{bson::{doc, from_document, to_document}, options::FindOptions};
+use mongodb::{bson::{Document, doc, from_bson, from_document, to_document}, options::FindOptions};
 use serde::{Deserialize, Serialize};
 
 #[derive(Serialize, Deserialize)]
@@ -11,7 +11,7 @@ struct MigrationInfo {
     revision: i32,
 }
 
-pub const LATEST_REVISION: i32 = 8;
+pub const LATEST_REVISION: i32 = 10;
 
 pub async fn migrate_database() {
     let migrations = get_collection("migrations");
@@ -212,6 +212,138 @@ pub async fn run_migrations(revision: i32) -> i32 {
             .expect("Failed to create bots collection.");
     }
 
+    if revision <= 8 {
+        info!("Running migration [revision 8 / 2021-09-10]: Update to rAuth version 1.");
+
+        get_db()
+            .run_command(
+                doc! {
+                    "dropIndexes": "accounts",
+                    "index": ["email", "email_normalised"]
+                },
+                None,
+            )
+            .await
+            .expect("Failed to delete legacy account indexes.");
+
+        let col = get_collection("sessions");
+        let mut cursor = get_collection("accounts")
+            .find(doc! { }, None)
+            .await
+            .unwrap();
+        
+        while let Some(doc) = cursor.next().await {
+            if let Ok(account) = doc {
+                let id = account.get_str("_id").unwrap();
+                if let Some(sessions) = account.get("sessions") {
+                    #[derive(Deserialize)]
+                    struct Session {
+                        id: String,
+                        token: String,
+                        friendly_name: String,
+                        subscription: Option<Document>,
+                    }
+
+                    let sessions = from_bson::<Vec<Session>>(sessions.clone()).unwrap();
+                    for session in sessions {
+                        info!("Converting session {} to new format.", &session.id);
+
+                        let mut doc = doc! {
+                            "_id": session.id,
+                            "token": session.token,
+                            "user_id": id.clone(),
+                            "name": session.friendly_name,
+                        };
+
+                        if let Some(sub) = session.subscription {
+                            doc.insert("subscription", sub);
+                        }
+
+                        col.insert_one(doc, None).await.ok();
+                    }
+                } else {
+                    info!("Account doesn't have any sessions!");
+                }
+            }
+        }
+
+        get_collection("accounts")
+            .update_many(
+                doc! { },
+                doc! {
+                    "$unset": {
+                        "sessions": 1,
+                    },
+                    "$set": {
+                        "mfa": {
+                            "recovery_codes": []
+                        }
+                    }
+                },
+                None
+            )
+            .await
+            .unwrap();
+    }
+
+    if revision <= 9 {
+        info!("Running migration [revision 9 / 2021-09-14]: Switch from last_message to last_message_id.");
+
+        let mut cursor = get_collection("channels")
+            .find(doc! { }, None)
+            .await
+            .unwrap();
+        
+        while let Some(doc) = cursor.next().await {
+            if let Ok(channel) = doc {
+                let channel_id = channel.get_str("_id").unwrap();
+                if let Some(last_message) = channel.get("last_message") {
+                    #[derive(Serialize, Deserialize, Debug, Clone)]
+                    pub struct Obj {
+                        #[serde(rename = "_id")]
+                        id: String,
+                    }
+
+                    #[derive(Serialize, Deserialize, Debug, Clone)]
+                    #[serde(untagged)]
+                    pub enum LastMessage {
+                        Obj(Obj),
+                        Id(String)
+                    }
+
+                    let lm = from_bson::<LastMessage>(last_message.clone()).unwrap();
+                    let id = match lm {
+                        LastMessage::Obj(Obj { id }) => id,
+                        LastMessage::Id(id) => id
+                    };
+
+                    info!("Converting session {} to new format.", &channel_id);
+                    get_collection("channels")
+                        .update_one(
+                            doc! {
+                                "_id": channel_id
+                            },
+                            doc! {
+                                "$set": {
+                                    "last_message_id": id
+                                },
+                                "$unset": {
+                                    "last_message": 1,
+                                }
+                            },
+                            None
+                        )
+                        .await
+                        .unwrap();
+                } else {
+                    info!("{} has no last_message.", &channel_id);
+                }
+            }
+        }
+    }
+
+    // Need to migrate fields on attachments, change `user_id`, `object_id`, etc to `parent`.
+
     // Reminder to update LATEST_REVISION when adding new migrations.
     LATEST_REVISION
 }
diff --git a/src/main.rs b/src/main.rs
index d0756e0c..ea939b6d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -21,20 +21,18 @@ pub mod util;
 pub mod version;
 
 use async_std::task;
-use chrono::Duration;
 use futures::join;
 use log::info;
-use rauth::options::{EmailVerification, Options, SMTP};
 use rauth::{
-    auth::Auth,
-    options::{Template, Templates},
+    config::{Captcha, Config, EmailVerification, SMTPSettings, Template, Templates},
+    logic::Auth,
 };
-use std::str::FromStr;
-use rocket_cors::AllowedOrigins;
 use rocket::catchers;
+use rocket_cors::AllowedOrigins;
+use std::str::FromStr;
 use util::variables::{
-    APP_URL, HCAPTCHA_KEY, INVITE_ONLY, PUBLIC_URL, SMTP_FROM, SMTP_HOST, SMTP_PASSWORD,
-    SMTP_USERNAME, USE_EMAIL, USE_HCAPTCHA,
+    APP_URL, HCAPTCHA_KEY, INVITE_ONLY, SMTP_FROM, SMTP_HOST, SMTP_PASSWORD, SMTP_USERNAME,
+    USE_EMAIL, USE_HCAPTCHA,
 };
 
 #[async_std::main]
@@ -71,79 +69,67 @@ async fn launch_web() {
     let cors = rocket_cors::CorsOptions {
         allowed_origins: AllowedOrigins::All,
         allowed_methods: [
-            "Get",
-            "Put",
-            "Post",
-            "Delete",
-            "Options",
-            "Head",
-            "Trace",
-            "Connect",
-            "Patch",
+            "Get", "Put", "Post", "Delete", "Options", "Head", "Trace", "Connect", "Patch",
         ]
-            .iter()
-            .map(|s| FromStr::from_str(s).unwrap())
-            .collect(),
+        .iter()
+        .map(|s| FromStr::from_str(s).unwrap())
+        .collect(),
         ..Default::default()
     }
     .to_cors()
     .expect("Failed to create CORS.");
 
-    let mut options = Options::new()
-        .base_url(format!("{}/auth", *PUBLIC_URL))
-        .email_verification(if *USE_EMAIL {
+    let mut config = Config {
+        email_verification: if *USE_EMAIL {
             EmailVerification::Enabled {
-                success_redirect_uri: format!("{}/login", *APP_URL),
-                welcome_redirect_uri: format!("{}/welcome", *APP_URL),
-                password_reset_url: Some(format!("{}/login/reset", *APP_URL)),
-
-                verification_expiry: Duration::days(1),
-                password_reset_expiry: Duration::hours(1),
-
-                templates: Templates {
-                    verify_email: Template {
-                        title: "Verify your Revolt account.",
-                        text: "You're almost there!
-If you did not perform this action you can safely ignore this email.
-
-Please verify your account here: {{url}}",
-                        html: None,
-                    },
-                    reset_password: Template {
-                        title: "Reset your Revolt password.",
-                        text: "You requested a password reset, if you did not perform this action you can safely ignore this email.
-
-Reset your password here: {{url}}",
-                        html: None,
-                    },
-                    welcome: None,
-                },
-
-                smtp: SMTP {
+                smtp: SMTPSettings {
                     from: (*SMTP_FROM).to_string(),
                     host: (*SMTP_HOST).to_string(),
                     username: (*SMTP_USERNAME).to_string(),
                     password: (*SMTP_PASSWORD).to_string(),
+                    reply_to: Some("support@revolt.chat".into()),
+                    port: None,
+                    use_tls: None,
+                },
+                expiry: Default::default(),
+                templates: Templates {
+                    verify: Template {
+                        title: "Verify your Revolt account.".into(),
+                        text: include_str!("../assets/templates/verify.txt").into(),
+                        url: format!("{}/login/verify/", *APP_URL),
+                        html: None,
+                    },
+                    reset: Template {
+                        title: "Reset your Revolt password.".into(),
+                        text: include_str!("../assets/templates/reset.txt").into(),
+                        url: format!("{}/login/reset/", *APP_URL),
+                        html: None,
+                    },
+                    welcome: None,
                 },
             }
         } else {
             EmailVerification::Disabled
-        });
+        },
+        ..Default::default()
+    };
 
     if *INVITE_ONLY {
-        options = options.invite_only_collection(database::get_collection("invites"))
+        config.invite_only = true;
     }
 
     if *USE_HCAPTCHA {
-        options = options.hcaptcha_secret(HCAPTCHA_KEY.clone());
+        config.captcha = Captcha::HCaptcha {
+            secret: HCAPTCHA_KEY.clone(),
+        };
     }
 
-    let auth = Auth::new(database::get_collection("accounts"), options);
+    let auth = Auth::new(database::get_db(), config);
     let rocket = rocket::build();
-
     routes::mount(rocket)
         .mount("/", rocket_cors::catch_all_options_routes())
-        .mount("/auth", rauth::routes::routes())
+        .mount("/auth/account", rauth::web::account::routes())
+        .mount("/auth/session", rauth::web::session::routes())
         .manage(auth)
         .manage(cors.clone())
         .attach(cors)
diff --git a/src/notifications/events.rs b/src/notifications/events.rs
index 5ec1fc85..314359e5 100644
--- a/src/notifications/events.rs
+++ b/src/notifications/events.rs
@@ -1,6 +1,5 @@
 use hive_pubsub::PubSub;
 use mongodb::bson::doc;
-use rauth::auth::Session;
 use rocket::serde::json::Value;
 use serde::{Deserialize, Serialize};
 
@@ -19,24 +18,24 @@ pub enum WebSocketError {
 }
 
 #[derive(Deserialize, Debug)]
-pub struct BotAuth {
-    pub token: String
+pub struct Auth {
+    pub token: String,
 }
 
-#[derive(Deserialize, Debug)]
+#[derive(Serialize, Deserialize, Debug, Clone)]
 #[serde(untagged)]
-pub enum AuthType {
-    User(Session),
-    Bot(BotAuth)
+pub enum Ping {
+    Binary(Vec<u8>),
+    Number(usize)
 }
 
 #[derive(Deserialize, Debug)]
 #[serde(tag = "type")]
 pub enum ServerboundNotification {
-    Authenticate(AuthType),
+    Authenticate(Auth),
     BeginTyping { channel: String },
     EndTyping { channel: String },
-    Ping { data: Vec<u8> }
+    Ping { data: Ping, responded: Option<()> },
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
@@ -50,7 +49,7 @@ pub enum RemoveUserField {
 #[derive(Serialize, Deserialize, Debug, Clone)]
 pub enum RemoveChannelField {
     Icon,
-    Description
+    Description,
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
@@ -85,8 +84,9 @@ pub enum ClientboundNotification {
         users: Vec<User>,
         servers: Vec<Server>,
         channels: Vec<Channel>,
-        members: Vec<Member>
+        members: Vec<Member>,
     },
+    Pong { data: Ping },
 
     Message(Message),
     MessageUpdate {
@@ -159,11 +159,11 @@ pub enum ClientboundNotification {
         role_id: String,
         data: Value,
         #[serde(skip_serializing_if = "Option::is_none")]
-        clear: Option<RemoveRoleField>
+        clear: Option<RemoveRoleField>,
     },
     ServerRoleDelete {
         id: String,
-        role_id: String
+        role_id: String,
     },
 
     UserUpdate {
@@ -222,8 +222,7 @@ pub async fn prehandle_hook(notification: &ClientboundNotification) -> Result<()
                         subscribe_if_exists(recipient.clone(), channel_id.to_string()).ok();
                     }
                 }
-                Channel::TextChannel { server, .. }
-                | Channel::VoiceChannel { server, .. } => {
+                Channel::TextChannel { server, .. } | Channel::VoiceChannel { server, .. } => {
                     // ! FIXME: write a better algorithm?
                     let members = Server::fetch_member_ids(server).await?;
                     for member in members {
diff --git a/src/notifications/websocket.rs b/src/notifications/websocket.rs
index a9a02d60..992c9e68 100644
--- a/src/notifications/websocket.rs
+++ b/src/notifications/websocket.rs
@@ -1,28 +1,28 @@
 use crate::database::*;
-use crate::notifications::events::{AuthType, BotAuth};
+use crate::notifications::events::Ping;
 use crate::util::variables::WS_HOST;
 
 use super::subscriptions;
 
 use async_std::net::{TcpListener, TcpStream};
 use async_std::task;
-use async_tungstenite::tungstenite::{Message, handshake::server};
-use futures::channel::{oneshot, mpsc::{unbounded, UnboundedSender}};
+use async_tungstenite::tungstenite::{handshake::server, Message};
+use futures::channel::{
+    mpsc::{unbounded, UnboundedSender},
+    oneshot,
+};
 use futures::stream::TryStreamExt;
 use futures::{pin_mut, prelude::*};
 use hive_pubsub::PubSub;
 use log::{debug, info};
 use many_to_many::ManyToMany;
 use mongodb::bson::doc;
-use rauth::{
-    auth::{Auth},
-    options::Options,
-};
+use rauth::entities::{Model, Session};
 use rmp_serde;
-use url::Url;
 use std::collections::HashMap;
 use std::net::SocketAddr;
 use std::sync::{Arc, Mutex, RwLock};
+use url::Url;
 
 use super::{
     events::{ClientboundNotification, ServerboundNotification, WebSocketError},
@@ -51,28 +51,43 @@ pub async fn launch_server() {
 #[derive(Debug, Clone)]
 enum MSGFormat {
     JSON,
-    MSGPACK
+    MSGPACK,
 }
 
 struct HeaderCallback {
-    sender: oneshot::Sender<MSGFormat>
+    sender: oneshot::Sender<MSGFormat>,
 }
 
 impl server::Callback for HeaderCallback {
-    fn on_request(self, request: &server::Request, response: server::Response) -> Result<server::Response, server::ErrorResponse> {
+    fn on_request(
+        self,
+        request: &server::Request,
+        response: server::Response,
+    ) -> Result<server::Response, server::ErrorResponse> {
         // we dont get some of the data sometimes so im generating a fake url with the only data we actually need
-        let url = format!("ws://example.com?{}", request.uri().query().unwrap_or("?format=json"));
-        let mut query: HashMap<_, _> = url.parse::<Url>().unwrap().query_pairs().into_owned().collect();  // should be safe to use unwrap here as we just made the url ourself
+        let url = format!(
+            "ws://example.com?{}",
+            request.uri().query().unwrap_or("?format=json")
+        );
+        let mut query: HashMap<_, _> = url
+            .parse::<Url>()
+            .unwrap()
+            .query_pairs()
+            .into_owned()
+            .collect(); // should be safe to use unwrap here as we just made the url ourself
         let format_query: Option<String> = query.remove("format");
 
         let format = match format_query.as_deref().unwrap_or("json") {
             "msgpack" => MSGFormat::MSGPACK,
             "json" => MSGFormat::JSON,
-            _ => panic!("unknown format")  // TODO: not use panic
+            _ => MSGFormat::JSON, // Fallback to JSON.
         };
 
-        self.sender.send(format).unwrap();  // TODO: not use unwrap
-        Ok(response)
+        if self.sender.send(format).is_ok() {
+            Ok(response)
+        } else {
+            Err(server::ErrorResponse::new(None))
+        }
     }
 }
 
@@ -81,12 +96,13 @@ async fn accept(stream: TcpStream) {
         .peer_addr()
         .expect("Connected streams should have a peer address.");
     let (sender, receiver) = oneshot::channel::<MSGFormat>();
-    
-    let ws_stream = async_tungstenite::accept_hdr_async_with_config(stream, HeaderCallback { sender }, None)
-        .await
-        .expect("Error during websocket handshake.");
 
-    let msg_format = receiver.await.unwrap();  // TODO: not use unwrap
+    let ws_stream =
+        async_tungstenite::accept_hdr_async_with_config(stream, HeaderCallback { sender }, None)
+            .await
+            .expect("Error during websocket handshake.");
+
+    let msg_format = receiver.await.unwrap(); // TODO: not use unwrap
 
     info!("User established WebSocket connection from {}.", &addr);
 
@@ -102,8 +118,8 @@ async fn accept(stream: TcpStream) {
             }
             MSGFormat::MSGPACK => match rmp_serde::to_vec_named(&notification) {
                 Ok(v) => Message::Binary(v),
-                Err(_) => return
-            }
+                Err(_) => return,
+            },
         };
 
         if let Err(_) = tx.unbounded_send(res) {
@@ -118,21 +134,27 @@ async fn accept(stream: TcpStream) {
         let mutex = mutex_generator();
 
         let maybe_decoded = match msg {
-            Message::Text(text) => serde_json::from_str::<ServerboundNotification>(&text).map_err(|e| e.to_string()),
-            Message::Binary(vec) => rmp_serde::decode::from_read::<&[u8], ServerboundNotification>(vec.as_slice()).map_err(|e| e.to_string()),
-            Message::Ping(vec) => Ok(ServerboundNotification::Ping { data: vec }),
-            _ => return Ok(())
+            Message::Text(text) => {
+                serde_json::from_str::<ServerboundNotification>(&text).map_err(|e| e.to_string())
+            }
+            Message::Binary(vec) => {
+                rmp_serde::decode::from_read::<&[u8], ServerboundNotification>(vec.as_slice())
+                    .map_err(|e| e.to_string())
+            }
+            Message::Ping(vec) => Ok(ServerboundNotification::Ping { data: Ping::Binary(vec), responded: Some(()) }),
+            _ => return Ok(()),
         };
 
         let notification = match maybe_decoded {
             Err(why) => {
                 send(ClientboundNotification::Error(
                     WebSocketError::MalformedData {
-                        msg: why.to_string()
-                }));
-                return Ok(())
-            },
-            Ok(n) => n
+                        msg: why.to_string(),
+                    },
+                ));
+                return Ok(());
+            }
+            Ok(n) => n,
         };
 
         match notification {
@@ -147,34 +169,20 @@ async fn accept(stream: TcpStream) {
                     }
                 }
 
-                if let Some(id) = match auth {
-                    AuthType::User(new_session) => {
-                        if let Ok(validated_session) =
-                        Auth::new(get_collection("accounts"), Options::new())
-                            .verify_session(new_session)
-                            .await
-                        {
-                            Some(validated_session.user_id.clone())
-                        } else {
-                            None
-                        }
-                    }
-                    AuthType::Bot(BotAuth { token }) => {
-                        if let Ok(doc) = get_collection("bots")
-                            .find_one(
-                                doc! { "token": token },
-                                None
-                            ).await {
-                                if let Some(doc) = doc {
-                                    Some(doc.get_str("_id").unwrap().to_string())
-                                } else {
-                                    None
-                                }
-                            } else {
-                                None
-                            }
-                    }
-                } {
+                let id = if let Ok(Some(session)) =
+                    Session::find_one(&get_db(), doc! { "token": &auth.token }, None).await
+                {
+                    Some(session.user_id)
+                } else if let Ok(Some(bot)) = get_collection("bots")
+                    .find_one(doc! { "token": auth.token }, None)
+                    .await
+                {
+                    Some(bot.get_str("_id").unwrap().to_string())
+                } else {
+                    None
+                };
+
+                if let Some(id) = id {
                     if let Ok(user) = (Ref { id: id.clone() }).fetch_user().await {
                         let is_invisible = if let Some(status) = &user.status {
                             if let Some(presence) = &status.presence {
@@ -229,7 +237,7 @@ async fn accept(stream: TcpStream) {
                                         data: json!({
                                             "online": true
                                         }),
-                                        clear: None
+                                        clear: None,
                                     }
                                     .publish_as_user(id);
                                 }
@@ -297,8 +305,12 @@ async fn accept(stream: TcpStream) {
                     return Ok(());
                 }
             }
-            ServerboundNotification::Ping { data } => {
-                info!("Ping received from User {}. Payload: {:?}", &addr, data);
+            ServerboundNotification::Ping { data, responded } => {
+                debug!("Ping received from connection {}. Payload: {:?}", &addr, data);
+
+                if responded.is_none() {
+                    send(ClientboundNotification::Pong { data });
+                }
             }
         }
         Ok(())
@@ -329,7 +341,7 @@ async fn accept(stream: TcpStream) {
             data: json!({
                 "online": false
             }),
-            clear: None
+            clear: None,
         }
         .publish_as_user(id);
     }
diff --git a/src/routes/channels/group_create.rs b/src/routes/channels/group_create.rs
index 7d0ce530..d70ebb05 100644
--- a/src/routes/channels/group_create.rs
+++ b/src/routes/channels/group_create.rs
@@ -78,7 +78,7 @@ pub async fn req(user: User, info: Json<Data>) -> Result<Value> {
         owner: user.id,
         recipients: set.into_iter().collect::<Vec<String>>(),
         icon: None,
-        last_message: None,
+        last_message_id: None,
         permissions: None,
         nsfw: info.nsfw.unwrap_or_default()
     };
diff --git a/src/routes/invites/invite_join.rs b/src/routes/invites/invite_join.rs
index f6a4d834..df80030a 100644
--- a/src/routes/invites/invite_join.rs
+++ b/src/routes/invites/invite_join.rs
@@ -1,5 +1,6 @@
 use crate::database::*;
 use crate::util::result::{Error, Result};
+use crate::util::variables::MAX_SERVER_COUNT;
 
 use rocket::serde::json::Value;
 
@@ -8,6 +9,12 @@ pub async fn req(user: User, target: Ref) -> Result<Value> {
     if user.bot.is_some() {
         return Err(Error::IsBot)
     }
+
+    if !User::can_acquire_server(&user.id).await? {
+        Err(Error::TooManyServers {
+            max: *MAX_SERVER_COUNT,
+        })?
+    }
     
     let target = target.fetch_invite().await?;
 
diff --git a/src/routes/mod.rs b/src/routes/mod.rs
index 1e647e31..03a2902b 100644
--- a/src/routes/mod.rs
+++ b/src/routes/mod.rs
@@ -1,7 +1,8 @@
-pub use rocket::response::Redirect;
 pub use rocket::http::Status;
+pub use rocket::response::Redirect;
 use rocket::{Build, Rocket};
 
+mod bots;
 mod channels;
 mod invites;
 mod onboard;
@@ -10,7 +11,6 @@ mod root;
 mod servers;
 mod sync;
 mod users;
-mod bots;
 
 pub fn mount(rocket: Rocket<Build>) -> Rocket<Build> {
     rocket
diff --git a/src/routes/onboard/complete.rs b/src/routes/onboard/complete.rs
index 54f2e330..8a51cac4 100644
--- a/src/routes/onboard/complete.rs
+++ b/src/routes/onboard/complete.rs
@@ -2,7 +2,7 @@ use crate::database::*;
 use crate::util::result::{Error, Result, EmptyResponse};
 
 use mongodb::bson::doc;
-use rauth::auth::Session;
+use rauth::entities::Session;
 use regex::Regex;
 use rocket::serde::json::Json;
 use serde::{Deserialize, Serialize};
diff --git a/src/routes/onboard/hello.rs b/src/routes/onboard/hello.rs
index 050e7561..ca4f1ca8 100644
--- a/src/routes/onboard/hello.rs
+++ b/src/routes/onboard/hello.rs
@@ -1,6 +1,6 @@
 use crate::database::*;
 
-use rauth::auth::Session;
+use rauth::entities::Session;
 use rocket::serde::json::Value;
 
 #[get("/hello")]
diff --git a/src/routes/push/subscribe.rs b/src/routes/push/subscribe.rs
index 2b28b6f2..343e953c 100644
--- a/src/routes/push/subscribe.rs
+++ b/src/routes/push/subscribe.rs
@@ -1,37 +1,19 @@
 use crate::database::*;
 use crate::util::result::{EmptyResponse, Error, Result};
 
-use mongodb::bson::{doc, to_document};
-use rauth::auth::Session;
+use mongodb::bson::doc;
+use rauth::entities::{Model, Session, WebPushSubscription};
 use rocket::serde::json::Json;
-use serde::{Deserialize, Serialize};
-
-#[derive(Serialize, Deserialize)]
-pub struct Subscription {
-    endpoint: String,
-    p256dh: String,
-    auth: String,
-}
 
 #[post("/subscribe", data = "<data>")]
-pub async fn req(session: Session, data: Json<Subscription>) -> Result<EmptyResponse> {
-    let data = data.into_inner();
-    get_collection("accounts")
-        .update_one(
-            doc! {
-                "_id": session.user_id,
-                "sessions.id": session.id.unwrap()
-            },
-            doc! {
-                "$set": {
-                    "sessions.$.subscription": to_document(&data)
-                        .map_err(|_| Error::DatabaseError { operation: "to_document", with: "subscription" })?
-                }
-            },
-            None,
-        )
+pub async fn req(mut session: Session, data: Json<WebPushSubscription>) -> Result<EmptyResponse> {
+    session.subscription = Some(data.into_inner());
+    session
+        .save(&get_db(), None)
         .await
-        .map_err(|_| Error::DatabaseError { operation: "update_one", with: "account" })?;
-
-    Ok(EmptyResponse {})
+        .map(|_| EmptyResponse)
+        .map_err(|_| Error::DatabaseError {
+            operation: "save",
+            with: "session",
+        })
 }
diff --git a/src/routes/push/unsubscribe.rs b/src/routes/push/unsubscribe.rs
index 19deaeb9..68521171 100644
--- a/src/routes/push/unsubscribe.rs
+++ b/src/routes/push/unsubscribe.rs
@@ -1,29 +1,18 @@
 use crate::database::*;
-use crate::util::result::{Error, Result, EmptyResponse};
+use crate::util::result::{EmptyResponse, Error, Result};
 
 use mongodb::bson::doc;
-use rauth::auth::Session;
+use rauth::entities::{Model, Session};
 
 #[post("/unsubscribe")]
-pub async fn req(session: Session) -> Result<EmptyResponse> {
-    get_collection("accounts")
-        .update_one(
-            doc! {
-                "_id": session.user_id,
-                "sessions.id": session.id.unwrap()
-            },
-            doc! {
-                "$unset": {
-                    "sessions.$.subscription": 1
-                }
-            },
-            None,
-        )
+pub async fn req(mut session: Session) -> Result<EmptyResponse> {
+    session.subscription = None;
+    session
+        .save(&get_db(), None)
         .await
+        .map(|_| EmptyResponse)
         .map_err(|_| Error::DatabaseError {
-            operation: "to_document",
-            with: "subscription",
-        })?;
-
-    Ok(EmptyResponse {})
+            operation: "save",
+            with: "session",
+        })
 }
diff --git a/src/routes/root.rs b/src/routes/root.rs
index 1b0a15d4..7dae4ff7 100644
--- a/src/routes/root.rs
+++ b/src/routes/root.rs
@@ -1,7 +1,11 @@
-use crate::util::{ratelimit::RateLimitGuard, variables::{
-    APP_URL, AUTUMN_URL, EXTERNAL_WS_URL, HCAPTCHA_SITEKEY, INVITE_ONLY, JANUARY_URL, USE_AUTUMN,
-    USE_EMAIL, USE_HCAPTCHA, USE_JANUARY, USE_VOSO, VAPID_PUBLIC_KEY, VOSO_URL, VOSO_WS_HOST,
-}};
+use crate::util::{
+    ratelimit::RateLimitGuard,
+    variables::{
+        APP_URL, AUTUMN_URL, EXTERNAL_WS_URL, HCAPTCHA_SITEKEY, INVITE_ONLY, JANUARY_URL,
+        USE_AUTUMN, USE_EMAIL, USE_HCAPTCHA, USE_JANUARY, USE_VOSO, VAPID_PUBLIC_KEY, VOSO_URL,
+        VOSO_WS_HOST,
+    },
+};
 
 use mongodb::bson::doc;
 use rocket::{http::Status, serde::json::Value};
diff --git a/src/routes/servers/channel_create.rs b/src/routes/servers/channel_create.rs
index 12520ed5..abfc4207 100644
--- a/src/routes/servers/channel_create.rs
+++ b/src/routes/servers/channel_create.rs
@@ -79,7 +79,7 @@ pub async fn req(user: User, target: Ref, info: Json<Data>) -> Result<Value> {
             name: info.name,
             description: info.description,
             icon: None,
-            last_message: None,
+            last_message_id: None,
 
             default_permissions: None,
             role_permissions: HashMap::new(),
diff --git a/src/routes/servers/server_create.rs b/src/routes/servers/server_create.rs
index 88c664ae..c2a2dcf6 100644
--- a/src/routes/servers/server_create.rs
+++ b/src/routes/servers/server_create.rs
@@ -2,6 +2,7 @@ use std::collections::HashMap;
 
 use crate::database::*;
 use crate::util::result::{Error, Result};
+use crate::util::variables::MAX_SERVER_COUNT;
 
 use mongodb::bson::doc;
 use rocket::serde::json::{Json, Value};
@@ -27,6 +28,12 @@ pub async fn req(user: User, info: Json<Data>) -> Result<Value> {
     if user.bot.is_some() {
         return Err(Error::IsBot)
     }
+
+    if !User::can_acquire_server(&user.id).await? {
+        Err(Error::TooManyServers {
+            max: *MAX_SERVER_COUNT,
+        })?
+    }
     
     let info = info.into_inner();
     info.validate()
@@ -77,6 +84,8 @@ pub async fn req(user: User, info: Json<Data>) -> Result<Value> {
 
         icon: None,
         banner: None,
+
+        flags: None,
         nsfw: info.nsfw.unwrap_or_default()
     };
 
@@ -88,7 +97,7 @@ pub async fn req(user: User, info: Json<Data>) -> Result<Value> {
         description: None,
 
         icon: None,
-        last_message: None,
+        last_message_id: None,
 
         default_permissions: None,
         role_permissions: HashMap::new(),
diff --git a/src/routes/sync/get_settings.rs b/src/routes/sync/get_settings.rs
index 93bb1d86..bcdc8d80 100644
--- a/src/routes/sync/get_settings.rs
+++ b/src/routes/sync/get_settings.rs
@@ -14,9 +14,9 @@ pub struct Options {
 #[post("/settings/fetch", data = "<options>")]
 pub async fn req(user: User, options: Json<Options>) -> Result<Value> {
     if user.bot.is_some() {
-        return Err(Error::IsBot)
+        return Err(Error::IsBot);
     }
-    
+
     let options = options.into_inner();
     let mut projection = doc! {
         "_id": 0,
diff --git a/src/routes/sync/get_unreads.rs b/src/routes/sync/get_unreads.rs
index a83149a7..efd41202 100644
--- a/src/routes/sync/get_unreads.rs
+++ b/src/routes/sync/get_unreads.rs
@@ -7,8 +7,8 @@ use rocket::serde::json::Value;
 #[get("/unreads")]
 pub async fn req(user: User) -> Result<Value> {
     if user.bot.is_some() {
-        return Err(Error::IsBot)
+        return Err(Error::IsBot);
     }
-    
+
     Ok(json!(User::fetch_unreads(&user.id).await?))
 }
diff --git a/src/routes/sync/set_settings.rs b/src/routes/sync/set_settings.rs
index 18f6867b..a4f42d1d 100644
--- a/src/routes/sync/set_settings.rs
+++ b/src/routes/sync/set_settings.rs
@@ -1,6 +1,6 @@
 use crate::database::*;
 use crate::notifications::events::ClientboundNotification;
-use crate::util::result::{Error, Result, EmptyResponse};
+use crate::util::result::{EmptyResponse, Error, Result};
 
 use chrono::prelude::*;
 use mongodb::bson::{doc, to_bson};
@@ -20,7 +20,7 @@ pub struct Options {
 #[post("/settings/set?<options..>", data = "<data>")]
 pub async fn req(user: User, data: Json<Data>, options: Options) -> Result<EmptyResponse> {
     if user.bot.is_some() {
-        return Err(Error::IsBot)
+        return Err(Error::IsBot);
     }
 
     let data = data.into_inner();
diff --git a/src/routes/users/change_username.rs b/src/routes/users/change_username.rs
index 95a08ca5..2c4a8c55 100644
--- a/src/routes/users/change_username.rs
+++ b/src/routes/users/change_username.rs
@@ -3,9 +3,8 @@ use crate::notifications::events::ClientboundNotification;
 use crate::util::result::{Error, Result, EmptyResponse};
 
 use mongodb::bson::doc;
-use rauth::auth::{Auth, Session};
+use rauth::entities::Account;
 use regex::Regex;
-use rocket::State;
 use rocket::serde::json::Json;
 use serde::{Deserialize, Serialize};
 use validator::Validate;
@@ -26,8 +25,7 @@ pub struct Data {
 
 #[patch("/<_ignore_id>/username", data = "<data>")]
 pub async fn req(
-    auth: &State<Auth>,
-    session: Session,
+    account: Account,
     user: User,
     data: Json<Data>,
     _ignore_id: String,
@@ -39,8 +37,7 @@ pub async fn req(
     data.validate()
         .map_err(|error| Error::FailedValidation { error })?;
 
-    auth.verify_password(&session, data.password.clone())
-        .await
+    account.verify_password(&data.password)
         .map_err(|_| Error::InvalidCredentials)?;
 
     let mut set = doc! {};
diff --git a/src/routes/users/fetch_self.rs b/src/routes/users/fetch_self.rs
new file mode 100755
index 00000000..12ba8141
--- /dev/null
+++ b/src/routes/users/fetch_self.rs
@@ -0,0 +1,9 @@
+use crate::database::*;
+use crate::util::result::{Result};
+
+use rocket::serde::json::Value;
+
+#[get("/@me")]
+pub async fn req(user: User) -> Result<Value> {
+    Ok(json!(user))
+}
diff --git a/src/routes/users/mod.rs b/src/routes/users/mod.rs
index c9805545..a28b649b 100644
--- a/src/routes/users/mod.rs
+++ b/src/routes/users/mod.rs
@@ -14,10 +14,12 @@ mod get_default_avatar;
 mod open_dm;
 mod remove_friend;
 mod unblock_user;
+mod fetch_self;
 
 pub fn routes() -> Vec<Route> {
     routes![
         // User Information
+        fetch_self::req,
         fetch_user::req,
         edit_user::req,
         change_username::req,
diff --git a/src/routes/users/open_dm.rs b/src/routes/users/open_dm.rs
index 64bef6a2..18072ab1 100644
--- a/src/routes/users/open_dm.rs
+++ b/src/routes/users/open_dm.rs
@@ -40,7 +40,7 @@ pub async fn req(user: User, target: Ref) -> Result<Value> {
                 id,
                 active: false,
                 recipients: vec![user.id, target.id],
-                last_message: None,
+                last_message_id: None,
             }
         };
 
diff --git a/src/util/result.rs b/src/util/result.rs
index 6279a598..ddcbe1ab 100644
--- a/src/util/result.rs
+++ b/src/util/result.rs
@@ -43,6 +43,9 @@ pub enum Error {
     UnknownServer,
     InvalidRole,
     Banned,
+    TooManyServers{
+        max: usize,
+    },
 
     // ? Bot related errors.
     ReachedMaximumBots,
@@ -111,6 +114,7 @@ impl<'r> Responder<'r, 'static> for Error {
             Error::UnknownServer => Status::NotFound,
             Error::InvalidRole => Status::NotFound,
             Error::Banned => Status::Forbidden,
+            Error::TooManyServers { .. } => Status::Forbidden,
 
             Error::ReachedMaximumBots => Status::BadRequest,
             Error::IsBot => Status::BadRequest,
diff --git a/src/util/variables.rs b/src/util/variables.rs
index 8f087a24..198b0ab9 100644
--- a/src/util/variables.rs
+++ b/src/util/variables.rs
@@ -64,6 +64,10 @@ lazy_static! {
         env::var("REVOLT_MAX_GROUP_SIZE").unwrap_or_else(|_| "50".to_string()).parse().unwrap();
     pub static ref MAX_BOT_COUNT: usize =
         env::var("REVOLT_MAX_BOT_COUNT").unwrap_or_else(|_| "5".to_string()).parse().unwrap();
+    pub static ref MAX_EMBED_COUNT: usize =
+        env::var("REVOLT_MAX_EMBED_COUNT").unwrap_or_else(|_| "5".to_string()).parse().unwrap();
+    pub static ref MAX_SERVER_COUNT: usize =
+        env::var("REVOLT_MAX_SERVER_COUNT").unwrap_or_else(|_| "100".to_string()).parse().unwrap();
     pub static ref EARLY_ADOPTER_BADGE: i64 =
         env::var("REVOLT_EARLY_ADOPTER_BADGE").unwrap_or_else(|_| "0".to_string()).parse().unwrap();
 }
diff --git a/src/version.rs b/src/version.rs
index 25a82cc9..528324c5 100644
--- a/src/version.rs
+++ b/src/version.rs
@@ -1 +1 @@
-pub const VERSION: &str = "0.5.2-alpha.2";
+pub const VERSION: &str = "0.5.3-alpha.1";