update build

Dockerfile

@@ -1,32 +1,34 @@
-FROM rust:1.77.1-buster AS builder
+## Builder
 
-WORKDIR /app
+FROM rust:alpine AS builder
 
-COPY ./ ./
+RUN apk add --no-cache musl-dev
 
-RUN cargo build --release
+WORKDIR /redlib
 
-FROM debian:stable
+COPY . .
 
-ARG TARGET
+RUN cargo build --target x86_64-unknown-linux-musl --release
 
-RUN apt-get update
-RUN apt-get install -y ca-certificates wget
+## Final image
 
-RUN apt-get clean -y; \
-    rm -rf /var/lib/apt/lists/* /var/cache/apt/*
+FROM alpine:latest
 
-COPY --from=builder /app/target/release/ /usr/local/bin
+# Import ca-certificates from builder
+COPY --from=builder /usr/share/ca-certificates /usr/share/ca-certificates
+COPY --from=builder /etc/ssl/certs /etc/ssl/certs
 
+# Copy our build
+COPY --from=builder /redlib/target/x86_64-unknown-linux-musl/release/redlib /usr/local/bin/redlib
+
+# Use an unprivileged user.
 RUN adduser --home /nonexistent --no-create-home --disabled-password redlib
-
 USER redlib
 
-# Tell Docker to expose port 808
+# Tell Docker to expose port 8080
 EXPOSE 8080
 
 # Run a healthcheck every minute to make sure redlib is functional
 HEALTHCHECK --interval=1m --timeout=3s CMD wget --spider --q http://localhost:8080/settings || exit 1
 
 CMD ["redlib"]
-