Update vite.config.ts

vite.config.ts

@@ -3,25 +3,34 @@ import { fileURLToPath } from 'url';
 import { defineConfig, loadEnv } from 'vite';
 import react from '@vitejs/plugin-react';
 
-// Fix: __dirname is not available in ES modules environment. 
-// We define it using path.dirname and fileURLToPath(import.meta.url).
 const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
 export default defineConfig(({ mode }) => {
   const env = loadEnv(mode, '.', '');
+
   return {
     server: {
       port: 3000,
       host: '0.0.0.0',
     },
+
+    preview: {
+      host: '0.0.0.0',
+      port: 3000,
+      allowedHosts: [
+        'admin08077-aibanking-dev.hf.space'
+      ]
+    },
+
     plugins: [react()],
+
     define: {
       'process.env.API_KEY': JSON.stringify(env.GEMINI_API_KEY),
-      'process.env.GEMINI_API_KEY': JSON.stringify(env.GEMINI_API_KEY)
+      'process.env.GEMINI_API_KEY': JSON.stringify(env.GEMINI_API_KEY),
     },
+
     resolve: {
       alias: {
-        // Fix: Use the polyfilled __dirname variable to resolve project root
         '@': path.resolve(__dirname, '.'),
       }
     }