# ✅ 构建阶段，基于 debian:bullseye，自己装 Go，保证 GLIBC 匹配运行阶段
FROM debian:bullseye AS builder

# 安装 Go 和编译依赖
RUN apt-get update && apt-get install -y \
    wget \
    git \
    gcc \
    libc6-dev \
    sqlite3 \
    ca-certificates

# 安装 Go 1.22（或你需要的版本）
RUN wget https://golang.org/dl/go1.22.0.linux-amd64.tar.gz && \
    tar -C /usr/local -xzf go1.22.0.linux-amd64.tar.gz && \
    ln -s /usr/local/go/bin/go /usr/local/bin/go

ENV PATH="/usr/local/go/bin:$PATH"

WORKDIR /app

# 只复制 go.mod（不要求 go.sum 存在）
COPY go.mod ./
RUN go mod tidy

# 再复制完整项目代码
COPY . .
RUN go mod tidy

# 编译可执行文件（保留 CGo 支持）
RUN go build -o license-server main.go

# ✅ 运行镜像：仍用 debian:bullseye-slim，GLIBC 匹配构建阶段
FROM debian:bullseye-slim

RUN apt-get update && apt-get install -y \
    ca-certificates \
    sqlite3 \
    curl \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /root/
COPY --from=builder /app/license-server .

HEALTHCHECK --interval=60s --timeout=3s --start-period=10s --retries=3 CMD curl -f http://localhost:13579/api/health || exit 1

EXPOSE 13579

CMD ["./license-server"]