client error fixed

app.py

@@ -224,8 +224,12 @@ def search(query, progress=gr.Progress()):
 
 if GENAI_API == "openai":
   client = OpenAI()
+elif GENAI_API.lower() in ("gemini", "google", "genai"):
+  genai.configure(api_key=os.getenv('GEMINI_API_KEY'))
+  client = genai
 else:
-   genai.configure(api_key=os.getenv('GEMINI_API_KEY'))
+  # Default to OpenAI client if GENAI_API is unrecognized.
+  client = OpenAI()
 
 with gr.Blocks() as demo:
     gr.Markdown("# Feynbot on INSPIRE HEP Search")