vue-cli 4.x 反向代理

vue.config.js 里配置proxy
···
devServer: {
// proxy: 'localhost:3000',
port,
open: false，
proxy: {
'/api': {
target: 'http://192.168.220.133:18080',
changeOrigin: true,
pathRewrite: {
'^/api': '/api'
}
}
}
},
···