frontend/vue.config.js

const webpack = require('webpack')

module.exports = {
  devServer: {
    port: 8000,
    proxy: {
      '^/api/question': {
        // target: 'http://localhost:4000',
        target: 'http://localhost:8080',
        ws: true,
        changeOrigin: true
      },

      '^/api/quiz': {
        // target: 'http://localhost:4000',
        target: 'http://localhost:8080',
        ws: true,
        changeOrigin: true
      }
    }
  },
  configureWebpack: {
    externals: {
      'pdfjs': 'pdfjsLib'
    },
    plugins: [
      new webpack.ContextReplacementPlugin(/moment[/\\]locale$/, /zh-cn/)
    ]
  }
}