CRA에서 api server proxy

1) install http-proxy-middleware

$ npm install http-proxy-middleware --save
$ # or
$ yarn add http-proxy-middleware

 

2) src/setupProxy.js 생성 후 아래와 같이 작성

const { createProxyMiddleware } = require('http-proxy-middleware');

module.exports = function(app) {
  app.use(
    '/api',
    createProxyMiddleware({
      target: 'http://localhost:5000',
      changeOrigin: true,
    })
  );
};

3) dev server 껏켯