Update chao annotations

chao.json

@@ -8257,5 +8257,18 @@
     "full_x": 328,
     "full_y": 158.5,
     "timestamp": "2026-04-12T20:09:52.956279"
+  },
+  "annotated_frame_y697": {
+    "tip_x": 54.5,
+    "tip_y": 110.5,
+    "crop_x1": 280,
+    "crop_y1": 86,
+    "crop_w": 93,
+    "crop_h": 131,
+    "img_w": 640,
+    "img_h": 480,
+    "full_x": 334.5,
+    "full_y": 196.5,
+    "timestamp": "2026-04-12T20:09:55.052126"
   }
 }