bj_power/bj_power_dashboard/vite.config.ts

import { defineConfig } from 'vite';
import react from '@vitejs/plugin-react';

// MES(B) 内部 API 与 SSE 直连 :8888；其余 /api 走本地兜底服务 :3001
export default defineConfig({
  plugins: [react()],
  server: {
    port: 5173,
    proxy: {
      '/api/internal': {
        target: 'http://localhost:8888',
        changeOrigin: true,
      },
      '/sse': {
        target: 'http://localhost:8888',
        changeOrigin: true,
        // SSE 长连接
        configure: (proxy) => {
          proxy.on('proxyReq', (proxyReq) => {
            proxyReq.setHeader('X-Accel-Buffering', 'no');
          });
        },
      },
      '/api': {
        target: 'http://localhost:3001',
        changeOrigin: true,
      },
    },
  },
});