Dockerfile

FROM node:18-alpine

# 安装Chrome和字体依赖
RUN apk add --no-cache \
    chromium \
    nss \
    freetype \
    freetype-dev \
    harfbuzz \
    ca-certificates \
    ttf-freefont \
    wqy-zenhei \
    bash \
    curl \
    && rm -rf /var/cache/apk/*

# 设置Puppeteer使用系统Chrome
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true \
    PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser \
    CHROME_BIN=/usr/bin/chromium-browser \
    PUPPETEER_ARGS="--no-sandbox --disable-setuid-sandbox --disable-dev-shm-usage"

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

# 设置工作目录
WORKDIR /app

# 复制前端所有文件（包括配置文件）
COPY frontend/ ./frontend/
RUN chown -R nodejs:nodejs ./frontend

# 复制后端package.json
COPY backend/package*.json ./backend/

# 安装前端依赖并构建
WORKDIR /app/frontend
USER nodejs
RUN npm install
RUN npm run build

# 切换回root安装后端依赖
USER root
WORKDIR /app/backend
RUN npm install --omit=dev

# 复制后端代码
WORKDIR /app
COPY backend/ ./backend/
RUN chown -R nodejs:nodejs ./backend

# 设置工作目录为后端
WORKDIR /app/backend

# 切换到nodejs用户
USER nodejs

# 暴露端口
EXPOSE 7860

# 健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=15s --retries=3 \
  CMD curl -f http://localhost:7860/api/health || exit 1

# 启动应用
CMD ["npm", "start"]