webpack.config.js
module.exports = {
//...
devServer: {
proxy: {
'/api': {
target: 'http://localhost:3000',
bypass: function (req, res, proxyOptions) {
if (req.headers.accept.indexOf('html') !== -1) {
console.log('Skipping proxy for browser request.');
return '/index.html';
}
},
},
},
},
};