近距離において顔検出ROIが上部に行き過ぎてしまう問題を修正v2

src/face_geometry.py

@@ -3,7 +3,7 @@
 from .config_loader import FaceSettings
 from .models import FaceROI, TrackedPerson
 
-TRUNCATED_WIDTH_RATIO = 0.8
+TRUNCATED_WIDTH_RATIO = 0.45
 
 def create_face_roi(person: TrackedPerson, frame_width: int, frame_height: int, config: FaceSettings) -> FaceROI | None:
     """Create a clipped upper-body ROI or return None when the track is ineligible."""