Add Vercel deployment config and Vite bug fixes

.nvmrc

@@ -0,0 +1 @@
+20

package.json

@@ -3,18 +3,21 @@
   "private": true,
   "version": "0.0.0",
   "type": "module",
+  "engines": {
+    "node": ">=18.0.0"
+  },
   "scripts": {
     "dev": "vite",
     "build": "vite build",
     "preview": "vite preview"
   },
   "dependencies": {
-    "react": "^19.2.3",
+    "@cloudinary/react": "^1.13.0",
+    "@cloudinary/url-gen": "^1.19.0",
     "@google/genai": "^1.37.0",
+    "react": "^19.2.3",
     "react-dom": "^19.2.3",
-    "recharts": "^3.6.0",
-    "@cloudinary/react": "^1.13.0",
-    "@cloudinary/url-gen": "^1.19.0"
+    "recharts": "^3.6.0"
   },
   "devDependencies": {
     "@types/node": "^22.14.0",

services/cloudinaryService.ts

@@ -1,10 +1,10 @@
 // services/cloudinaryService.ts
 import { Cloudinary } from '@cloudinary/url-gen';
 
-// These will be set via environment variables
+// These will be set via environment variables - using import.meta.env for Vite
 export const CLOUDINARY_CONFIG = {
-  cloudName: process.env.VITE_CLOUDINARY_CLOUD_NAME || 'demo',
-  uploadPreset: process.env.VITE_CLOUDINARY_UPLOAD_PRESET || 'unsigned_upload'
+  cloudName: import.meta.env.VITE_CLOUDINARY_CLOUD_NAME || 'demo',
+  uploadPreset: import.meta.env.VITE_CLOUDINARY_UPLOAD_PRESET || 'unsigned_upload'
 };
 
 // Warn if using default values

services/geminiService.ts

@@ -24,7 +24,7 @@ If a user asks about pricing, direct them to use the "B2B Quote" or WhatsApp but
 
 export class GeminiService {
   private getAI() {
-    return new GoogleGenAI({ apiKey: process.env.API_KEY });
+    return new GoogleGenAI({ apiKey: import.meta.env.VITE_API_KEY || import.meta.env.API_KEY || '' });
   }
 
   async *streamTech(prompt: string) {

vercel.json

@@ -0,0 +1,12 @@
+{
+  "$schema": "https://openapi.vercel.sh/vercel.json",
+  "buildCommand": "npm run build",
+  "outputDirectory": "dist",
+  "framework": "vite",
+  "rewrites": [
+    {
+      "source": "/(.*)",
+      "destination": "/index.html"
+    }
+  ]
+}

vite-env.d.ts

@@ -0,0 +1,12 @@
+/// <reference types="vite/client" />
+
+interface ImportMetaEnv {
+  readonly VITE_CLOUDINARY_CLOUD_NAME: string;
+  readonly VITE_CLOUDINARY_UPLOAD_PRESET: string;
+  readonly VITE_API_KEY: string;
+  readonly API_KEY: string;
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv;
+}