FROM --platform=$BUILDPLATFORM debian:bullseye-slim AS builder
ARG TARGETPLATFORM
ARG BINARY_NAME
WORKDIR /app
COPY /target /app/target
RUN case "$TARGETPLATFORM" in \
      "linux/amd64") BINARY_PATH="target/release/${BINARY_NAME}" ;; \
      "linux/arm64") BINARY_PATH="target/aarch64-unknown-linux-musl/release/${BINARY_NAME}" ;; \
      *) exit 1 ;; \
    esac && \
    mv "$BINARY_PATH" /usr/local/bin/${BINARY_NAME}

FROM --platform=$TARGETPLATFORM debian:bullseye-slim
ARG BINARY_NAME
COPY --from=builder /usr/local/bin/${BINARY_NAME} /usr/local/bin/
CMD [${BINARY_NAME}]