react project, the front and rear ends are separated, and the axios API requests to implement cross-domain access interfaces;
ip: http://39.105.88.32:9200
interface address: api-auth/oauth/token
and successfully called in postman
//
webpack 
.]
your interface starts with / api-auth , so proxy can write:
proxy: {
'/api-auth': {
target: 'http://39.105.88.32:9200'
},
changeOrigin: true
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