fix: chest position

server.py

@@ -273,7 +273,7 @@ def create_app() -> Flask:
                 angle, 
                 (x, y, w, h), 
                 top_margin=0.6, 
-                bottom_margin=1.3
+                bottom_margin=1
             )
             # Return result
             is_success, buffer = cv2.imencode(".jpg", final_passport)