Merge pull request #3 from Tony0410/codex/update-geminiservice-to-use-vite_api_key

Use Vite env variable for Gemini key

services/geminiService.ts

@@ -3,10 +3,14 @@ import { VoiceName } from '../types';
 import { normalizeUrl } from '../utils/url';
 
 const getAiClient = () => {
-  const apiKey = process.env.API_KEY;
+  const apiKey = import.meta.env.VITE_API_KEY;
+
   if (!apiKey) {
-    throw new Error("API Key is missing");
+    throw new Error(
+      "Gemini API key is missing. Set VITE_API_KEY in your .env.local file (e.g., VITE_API_KEY=your_key_here)."
+    );
   }
+
   return new GoogleGenAI({ apiKey });
 };