lemmy/docker/prod/Dockerfile

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# Build the project
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FROM ekidd/rust-musl-builder:1.51.0 as builder
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ARG CARGO_BUILD_TARGET=x86_64-unknown-linux-musl
ARG RUSTRELEASEDIR="release"
WORKDIR /app
COPY ./ ./
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RUN sudo chown -R rust:rust .
RUN echo "pub const VERSION: &str = \"$(git describe --tag)\";" > "crates/utils/src/version.rs"
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RUN cargo build --release
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# reduce binary size
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RUN strip ./target/$CARGO_BUILD_TARGET/$RUSTRELEASEDIR/lemmy_server
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RUN cp ./target/$CARGO_BUILD_TARGET/$RUSTRELEASEDIR/lemmy_server /app/lemmy_server
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# The alpine runner
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FROM alpine:3.14 as lemmy
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# Install libpq for postgres
RUN apk add libpq
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RUN addgroup -g 1000 lemmy
RUN adduser -D -s /bin/sh -u 1000 -G lemmy lemmy
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# Copy resources
COPY --chown=lemmy:lemmy --from=builder /app/lemmy_server /app/lemmy
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RUN chown lemmy:lemmy /app/lemmy
USER lemmy
EXPOSE 8536
CMD ["/app/lemmy"]