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# 使用官方的Node.js 18镜像作为基础镜像
FROM node:18-alpine
# 设置工作目录
WORKDIR /app
# 复制package.json和package-lock.json到工作目录
COPY server-example/package*.json ./
# 安装依赖
RUN npm install --production
# 复制整个项目到工作目录
COPY . .
# 设置环境变量
ENV NODE_ENV=production
# 暴露应用端口
EXPOSE 3000
# 运行应用
CMD ["npm", "start"]