Dockerfile

FROM alpine:3.23.4 AS ca-certificates
RUN apk add --no-cache ca-certificates

FROM --platform=$BUILDPLATFORM rust:alpine AS chef
WORKDIR /app
ENV PKGCONFIG_SYSROOTDIR=/
RUN apk add --no-cache musl-dev openssl-dev zig perl make && \
  cargo install --locked cargo-zigbuild cargo-chef && \
  rustup target add x86_64-unknown-linux-musl aarch64-unknown-linux-musl

FROM chef AS planner
COPY . .
RUN cargo chef prepare --recipe-path recipe.json

FROM chef AS builder
COPY --from=planner /app/recipe.json recipe.json
RUN cargo chef cook --recipe-path recipe.json \
  --release \
  --zigbuild \
  --target x86_64-unknown-linux-musl --target aarch64-unknown-linux-musl

COPY . .
RUN cargo zigbuild -r \
  --target x86_64-unknown-linux-musl --target aarch64-unknown-linux-musl && \
  mkdir /app/linux && \
  cp target/aarch64-unknown-linux-musl/release/decay /app/linux/arm64 && \
  cp target/x86_64-unknown-linux-musl/release/decay /app/linux/amd64

FROM ghcr.io/rust-cross/cargo-zigbuild AS macos-builder
WORKDIR /app
RUN rustup target add x86_64-apple-darwin aarch64-apple-darwin
COPY . .
RUN cargo zigbuild --release --target universal2-apple-darwin && \
  cp target/universal2-apple-darwin/release/decay /app/decay-darwin-universal

FROM scratch
WORKDIR /app
ARG TARGETPLATFORM
COPY --from=builder /app/${TARGETPLATFORM} /usr/bin/decay
COPY --from=ca-certificates /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/

# Allow the server to bind and be available to the local network
ENV HOST="0.0.0.0"
CMD  ["/usr/bin/decay"]