Update app.py

app.py

@@ -9,8 +9,8 @@ import os
 """
 For more information on `huggingface_hub` Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
 """
-if "GOOGLE_API_KEY" not in os.environ:
-    os.environ["GOOGLE_API_KEY"] = os.getenv("GOOGLE_API_KEY")
+
+GOOGLE_API_KEY = os.getenv("GOOGLE_API_KEY")
 
 vis_llm = ChatGoogleGenerativeAI(model="gemini-2.0-flash-preview-image-generation", google_api_key=GOOGLE_API_KEY)