Update chao annotations

tip_annotations/chao.json

@@ -1227,5 +1227,18 @@
     "full_x": 502,
     "full_y": 195.5,
     "timestamp": "2026-04-04T02:32:18.213107"
+  },
+  "annotated_frame_314": {
+    "tip_x": 21,
+    "tip_y": 35.5,
+    "crop_x1": 480,
+    "crop_y1": 161,
+    "crop_w": 98,
+    "crop_h": 58,
+    "img_w": 640,
+    "img_h": 480,
+    "full_x": 501,
+    "full_y": 196.5,
+    "timestamp": "2026-04-04T02:32:20.112704"
   }
 }