chore: switch to distroless Docker runtime images

fix: match Debian releases for build

closes #297

Co-authored-by: MaticPoh <85814976+MaticPoh@users.noreply.github.com>

Dockerfile

@@ -1,5 +1,5 @@
 # Build Stage
-FROM --platform="${BUILDPLATFORM}" rust:1.76.0-slim
+FROM --platform="${BUILDPLATFORM}" rust:1.80.1-slim-bookworm
 USER 0:0
 WORKDIR /home/rust/src
 

Dockerfile.useCurrentArch

@@ -1,5 +1,5 @@
 # Build Stage
-FROM rust:1.76.0-slim
+FROM rust:1.80.1-slim-bookworm
 USER 0:0
 WORKDIR /home/rust/src
 

crates/bonfire/Dockerfile

@@ -2,10 +2,9 @@
 FROM ghcr.io/revoltchat/base:latest AS builder
 
 # Bundle Stage
-FROM debian:bullseye-slim
-RUN apt-get update && \
-    apt-get install -y ca-certificates && \
-    apt-get clean
+FROM gcr.io/distroless/cc-debian12:nonroot
 COPY --from=builder /home/rust/src/target/release/revolt-bonfire ./
+
 EXPOSE 9000
+USER nonroot
 CMD ["./revolt-bonfire"]

crates/core/config/src/lib.rs

@@ -25,6 +25,8 @@ static CONFIG_BUILDER: Lazy<RwLock<Config>> = Lazy::new(|| {
             ));
         } else if std::path::Path::new("Revolt.toml").exists() {
             builder = builder.add_source(File::new("Revolt.toml", FileFormat::Toml));
+        } else if std::path::Path::new("/Revolt.toml").exists() {
+            builder = builder.add_source(File::new("/Revolt.toml", FileFormat::Toml));
         }
 
         builder.build().unwrap()

crates/delta/Dockerfile

@@ -2,13 +2,11 @@
 FROM ghcr.io/revoltchat/base:latest AS builder
 
 # Bundle Stage
-FROM debian:bullseye-slim
-RUN apt-get update && \
-    apt-get install -y ca-certificates && \
-    apt-get clean
+FROM gcr.io/distroless/cc-debian12:nonroot
 COPY --from=builder /home/rust/src/target/release/revolt-delta ./
 
 EXPOSE 8000
 ENV ROCKET_ADDRESS 0.0.0.0
 ENV ROCKET_PORT 8000
+USER nonroot
 CMD ["./revolt-delta"]