frontend/babel.config.js

module.exports = {
    presets: [
      '@vue/cli-plugin-babel/preset',
    ],

    //配置前端的开发服务器的代理后端API
    devServer: {
    proxy: {
      '/api': {
        target: 'http://localhost:8000', // 后端服务器地址
        changeOrigin: true,
        pathRewrite: { '^/api': '' },
      },
    },
  },
  
  };