Updated default frame rate in video upload processing from 35 to 5 for improved performance.

behavior_backend/app/api/routes/videos.py

@@ -199,7 +199,7 @@ async def upload_and_process_video(
 @router.post("/upload-and-process-direct", response_model=Dict[str, Any])
 async def upload_and_process_video_direct(
     file: UploadFile = File(...),
-    frame_rate: int = 35,
+    frame_rate: int = 5,
     language: str = "en",
     backend: str = "mediapipe",
     generate_annotated_video: bool = False,