FROM docker.io/alpine/git:2.36.3 as puller WORKDIR /usr/src/gbox ARG GBOX_VERSION RUN git clone --depth 1 --branch v${GBOX_VERSION} https://github.com/gbox-proxy/gbox.git . FROM docker.io/golang:1.17.13-alpine3.16 as builder WORKDIR /usr/src/gbox COPY --from=puller /usr/src/gbox . RUN go build ./cmd/main.go FROM docker.io/caddy:2.6.4-alpine LABEL maintainer="Dominic Grimm " \ org.opencontainers.image.description="Custom build of the GBox Proxy" \ org.opencontainers.image.licenses="Apache License 2.0" \ org.opencontainers.image.source="https://git.dergrimm.net/dergrimm/gbox" \ org.opencontainers.image.url="https://git.dergrimm.net/dergrimm/gbox" COPY --from=builder /usr/src/gbox/Caddyfile.dist /etc/caddy/Caddyfile COPY --from=builder /usr/src/gbox/main /usr/bin/caddy