FROM golang:1.26-alpine AS builder

WORKDIR /app

# 设置 Alpine 国内镜像源
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apk/repositories

RUN apk add --no-cache gcc musl-dev

COPY go.mod go.sum ./

# 设置 Go 国内镜像源（多备用源）
RUN go env -w GOPROXY=https://goproxy.cn,https://goproxy.io,direct && \
    go env -w GOSUMDB=off && \
    go mod download

COPY . .

RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o server ./cmd/server

FROM alpine:latest

# 设置 Alpine 国内镜像源
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apk/repositories

RUN apk --no-cache add ca-certificates

WORKDIR /app

COPY --from=builder /app/server .

EXPOSE 3100

CMD ["./server"]