M-T-B-A/backend/Dockerfile

# 多阶段构建 - 构建阶段
FROM node:20-alpine AS builder

# 安装构建依赖，包括bcrypt编译所需的工具
RUN apk add --no-cache \
    python3 \
    make \
    g++ \
    cairo-dev \
    jpeg-dev \
    pango-dev \
    musl-dev \
    giflib-dev \
    pixman-dev \
    pangomm-dev \
    libjpeg-turbo-dev \
    freetype-dev

WORKDIR /app

# 复制package文件
COPY package*.json ./
COPY tsconfig*.json ./

# 安装所有依赖（包括开发依赖，因为需要tsc进行构建）
RUN npm ci && \
    npm cache clean --force

# 复制源代码
COPY src ./src

# 构建应用
RUN npm run build

# 开发阶段
FROM node:20-alpine AS development

# 安装运行时依赖和构建工具
RUN apk add --no-cache \
    python3 \
    make \
    g++ \
    cairo-dev \
    jpeg-dev \
    pango-dev \
    musl-dev \
    giflib-dev \
    pixman-dev \
    pangomm-dev \
    libjpeg-turbo-dev \
    freetype-dev

WORKDIR /app

COPY package*.json ./
RUN npm install

COPY . .

EXPOSE 3000 9229

CMD ["npm", "run", "dev"]

# 生产阶段
FROM node:20-alpine AS production

# 安装运行时依赖
RUN apk add --no-cache \
    python3 \
    make \
    g++ \
    cairo-dev \
    jpeg-dev \
    pango-dev \
    musl-dev \
    giflib-dev \
    pixman-dev \
    pangomm-dev \
    libjpeg-turbo-dev \
    freetype-dev

WORKDIR /app

# 创建非root用户
RUN addgroup -g 1001 -S nodejs && \
    adduser -S nodejs -u 1001

# 复制依赖
COPY package*.json ./
RUN npm ci --only=production && \
    npm cache clean --force

# 从构建阶段复制构建产物
COPY --from=builder --chown=nodejs:nodejs /app/dist ./dist
COPY --from=builder --chown=nodejs:nodejs /app/node_modules ./node_modules

# 切换到非root用户
USER nodejs

# 暴露端口
EXPOSE 3000

# 健康检查
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD node dist/utils/healthcheck.js || exit 1

# 启动应用
CMD ["node", "dist/server.js"]