only cache the registry

Dockerfile

@@ -17,9 +17,28 @@ RUN echo $PATH
 
 RUN cargo version
 
+FROM alpine AS compressor
+
+RUN apk add zstd brotli gzip
+
+COPY /assets/ /assets/
+
+RUN --mount=type=cache,target=/assets/ find /assets/ -type f -exec gzip -k9 '{}' \; -exec brotli -k9 '{}' \; -exec zstd -qk19 '{}' \;
+
+FROM rust:alpine AS builder
+
+WORKDIR /build
+COPY . .
+
+RUN apk add musl-dev
+
+RUN echo $PATH
+
+RUN cargo version
+
 RUN \
     --mount=type=cache,target=/build/target/ \
-    --mount=type=cache,target=/usr/local/cargo/ \
+    --mount=type=cache,target=/usr/local/cargo/registry/ \
     cargo build --release && cp /build/target/release/mcping /build/mcping
 
 FROM alpine
@@ -33,3 +52,16 @@ EXPOSE 8080
 ENV ASSET_DIR="/var/www/mcping/"
 
 ENTRYPOINT "/usr/bin/mcping"
+
+
+FROM alpine
+
+WORKDIR /
+
+COPY --from=builder /build/mcping /usr/bin/mcping
+COPY --from=compressor /assets/ /var/www/mcping/
+
+EXPOSE 8080
+ENV ASSET_DIR="/var/www/mcping/"
+
+ENTRYPOINT "/usr/bin/mcping"