Update app.py

app.py

@@ -14,7 +14,6 @@ from langchain_core.messages import AnyMessage, HumanMessage, SystemMessage
 from langgraph.graph import START, StateGraph
 from langchain_google_genai import ChatGoogleGenerativeAI
 from ToolSet import toolset
-from ultralytics import settings
 
 # (Keep Constants as is)
 # --- Constants ---
@@ -24,8 +23,6 @@ DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"
 # ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------
 gemini_api_key = os.getenv("GEMINI_API_KEY")
 tivaly_api_key = os.getenv("TAVILY_API_KEY")
-model_path = os.getenv("YOLO_CONFIG_DIR")
-# settings.update({"runs_dir": "yolov8n.pt"})
 
 llm = ChatGoogleGenerativeAI(
     model="gemini-2.0-flash",