mac解决跨域配置proxy

const {createProxyMiddleware} = require('http-proxy-middleware')
module.exports = function(app){
    app.use(
        '/api', 
        createProxyMiddleware(  //1.0.0版本的引用方式官方规定createProxyMiddleware
            { 
                target: 'http://127.0.0.1:5000', //这里用ip+端口
                changeOrigin: true,
                pathRewrite: { //这里记得加上
                    "^/api": ""
                  }
            }
        )
    );
}