fix: add localhost:9090 to CORS defaults; revert broken relative-URL and proxy changes

decnet_web/vite.config.ts

@@ -4,12 +4,4 @@ import react from '@vitejs/plugin-react'
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [react()],
-  server: {
-    proxy: {
-      '/api': {
-        target: 'http://localhost:8000',
-        changeOrigin: true,
-      },
-    },
-  },
 })