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# 使用最小化的基础镜像 (Alpine)
FROM golang:1.21-alpine AS builder
# 设置工作目录
WORKDIR /workspace
# 将代码复制到容器内
COPY . .
# 设置 Go 模块缓存和构建缓存目录
ENV GOMODCACHE=/go/pkg/mod
ENV GOCACHE=/go/cache
# 编译可执行文件
RUN go mod tidy && go build -o myapp -ldflags "-X main.RunMode=test -s -w"
# 使用更小的基础镜像运行编译后的可执行文件
FROM alpine:latest
# 创建工作目录
WORKDIR /app
# 复制编译后的可执行文件到新的镜像
COPY --from=builder /workspace/myapp /app/
# 暴露容器端口
EXPOSE 11000
# 设置容器启动命令
CMD ["/app/myapp"]