Update app.py

app.py

@@ -58,7 +58,7 @@ def create_presentation(petition: str) -> str:
         petition: A string containing a political petition text.
     """
     completion = client.chat.completions.create(
-      model="google/gemini-2.0-flash",
+      model="google/gemini-2.0-flash-001",
       messages=[
         {
           "role": "user",