add get method

app/main.py

@@ -33,6 +33,9 @@ async def startup_event():
         print(f"An unexpected error occurred during HuggingFace service initialization: {e}")
         raise
 
+@app.get("/")
+async def read_root():
+    return {"message": "Welcome to the Car Description Enhancer API! Go to /docs for documentation."}
 
 @app.get("/health")
 async def health_check():