FROM docker.io/library/golang:1.23-alpine
ARG  GOPROXY=direct
ARG  ALPINE_MIRROR=https://mirrors.ustc.edu.cn
WORKDIR /src
COPY go.mod go.sum ./
RUN  sed -i "s,https://dl-cdn.alpinelinux.org,${ALPINE_MIRROR}," /etc/apk/repositories; apk add git && env GOPROXY=${GOPROXY:-direct} go mod download
ADD . /src
RUN  go build -o /cache-proxy ./cmd/proxy

FROM docker.io/library/alpine:3.21 AS runtime
COPY --from=0 /cache-proxy /bin/cache-proxy
WORKDIR /
VOLUME /data
CMD  cache-proxy