# --- 基础镜像 ---
FROM node:20 AS builder
ENV PNPM_HOME="/pnpm"
ENV PATH="$PNPM_HOME:$PATH"
RUN corepack enable
WORKDIR /app

# 安装构建原生模块所需的工具
RUN apt-get update && apt-get install -y \
    python3 \
    make \
    g++ \
    libsqlite3-dev \
    && rm -rf /var/lib/apt/lists/*

# 复制依赖定义文件
COPY package.json pnpm-lock.yaml ./

# 安装依赖
RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install --frozen-lockfile

# 复制源代码
COPY . .

# 构建项目
RUN pnpm run build

# 清理开发依赖并重新安装生产依赖以确保原生模块正确
RUN pnpm prune --prod
RUN pnpm rebuild better-sqlite3

# --- 运行阶段 ---
FROM node:20-slim AS runner
WORKDIR /app
ENV NODE_ENV=production
ENV PORT=7860

# 安装运行时可能需要的库
RUN apt-get update && apt-get install -y \
    openssl \
    && rm -rf /var/lib/apt/lists/*

# 创建数据目录并设置权限 (适配 Hugging Face Spaces)
RUN mkdir -p /app/data /app/uploads && chmod -R 777 /app/data /app/uploads

# 复制构建产物和必要的运行文件
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/package.json ./package.json
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/api ./api

# 暴露端口
EXPOSE 7860

# 启动命令
CMD ["node", "dist/api/api/server.js"]