Update gemini_client.py

services/gemini_client.py

@@ -1,9 +1,8 @@
-from google.genai import Client, types
+from google.genai import Client
 import os
 
-def get_gemini_client() -> Client:
-    """
-    Returns a singleton Gemini AI client.
-    Can be extended to read API key from environment variables.
-    """
-    return Client()
+def get_gemini_client():
+    api_key = os.getenv("GOOGLE_GENAI_API_KEY")  # store it in .env
+    if not api_key:
+        raise ValueError("Missing GOOGLE_GENAI_API_KEY environment variable")
+    return Client(api_key=api_key)