FROM golang:1.20.14-alpine3.19 AS builder WORKDIR /app/build COPY go.mod . COPY go.sum . COPY main.go . ENV GOPROXY https://goproxy.io RUN go mod download && go build -ldflags='-s -w' -o hello_app . FROM alpine RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apk/repositories && apk add curl ENV TZ Asia/Shanghai WORKDIR /app COPY --from=builder /app/build/hello_app . CMD [ "/app/hello_app" ]