updates on app file

app.py

@@ -18,7 +18,7 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 
 # --- Basic Agent Definition ---
 # ----- THIS IS WHERE YOU CAN BUILD WHAT YOU WANT ------
-class ClaudeServerModel(BaseModel):
+class ClaudeServerModel:
     def __init__(self, api_key: str, model_id: str = "claude-3-opus-20240229", temperature: float = 0.0):
         self.api_key = api_key
         self.model_id = model_id