refactor: combine models and db crate together

crates/core/models/Cargo.toml

@@ -5,29 +5,4 @@ edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
-[features]
-serde = [ "dep:serde" ]
-async-std-runtime = [ "async-std" ]
-database = [ "revolt-database", "revolt-database/default", "authifier/database-mongodb" ]
-
-default = [ "serde", "async-std-runtime", "database" ]
-
 [dependencies]
-# Utility
-log = "*"
-
-# Serialisation
-serde = { version = "1", features = ["derive"], optional = true }
-
-# Async Language Features
-futures = "0.3.19"
-async-trait = "0.1.51"
-
-# Async
-async-std = { version = "1.8.0", features = ["attributes"], optional = true }
-
-# Peer dependencies
-revolt-database = { path = "../database", optional = true, default-features = false }
-
-# Authifier
-authifier = { version = "1.0", default-features = false }