Update app.py

app.py

@@ -19,7 +19,7 @@ client = OpenAI(
 )
 
 model = LiteLLMModel(
-    "openrouter/google/gemini-2.0-flash", 
+    "openrouter/google/gemini-2.0-flash-001", 
     temperature=0.2,
     api_key=os.getenv("OPENROUTER_API_KEY")
 )
@@ -32,7 +32,7 @@ def analyze_petition(petition: str, best_practices: str) -> str:
         best_practices: A string containing a list of best practices for creating efficient, appealing and call-to-action political petition.
     """
     completion = client.chat.completions.create(
-      model="google/gemini-2.0-flash",
+      model="google/gemini-2.0-flash-001",
       messages=[
         {
           "role": "user",