Update main.py

main.py

@@ -65,9 +65,8 @@ app.add_middleware(
 # Create a Pydantic model to handle the input data
 class TopicInput(BaseModel):
     user_input: str
-    num_topics: int
-    previous_query: str
-    
+    num_topics: int = Query(default=5, description="Number of subtopics to generate (default: 5)")
+    previous_query: str = Query(default="", description="Previous query for context (default: empty string)")
 
 @app.get("/",tags=["Home"])
 def api_home():