fix(ui): hard alias react/react-dom and jsx-runtime to single node_modules paths to eliminate duplicate React at runtime

Author: Faxbot Agent

api/admin_ui/vite.config.ts

@@ -1,12 +1,19 @@
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
+import path from 'path'
 
 export default defineConfig({
   plugins: [react()],
   base: '/admin/ui/',
   resolve: {
-    // Prevent multiple React copies (fixes hooks/dispatcher issues)
-    dedupe: ['react', 'react-dom']
+    // Ensure a single React/DOM copy is bundled and referenced
+    dedupe: ['react', 'react-dom'],
+    alias: {
+      react: path.resolve(__dirname, 'node_modules/react'),
+      'react-dom': path.resolve(__dirname, 'node_modules/react-dom'),
+      'react/jsx-runtime': path.resolve(__dirname, 'node_modules/react/jsx-runtime'),
+      'react/jsx-dev-runtime': path.resolve(__dirname, 'node_modules/react/jsx-dev-runtime'),
+    }
   },
   css: {
     // Prevent PostCSS from walking up outside the project (avoids permission errors)