Update chao annotations

chao.json

@@ -7739,5 +7739,18 @@
     "full_x": 397.5,
     "full_y": 65.5,
     "timestamp": "2026-04-12T20:07:30.293401"
+  },
+  "annotated_frame_x3": {
+    "tip_x": 42.5,
+    "tip_y": 83.5,
+    "crop_x1": 224,
+    "crop_y1": 183,
+    "crop_w": 69,
+    "crop_h": 105,
+    "img_w": 640,
+    "img_h": 480,
+    "full_x": 266.5,
+    "full_y": 266.5,
+    "timestamp": "2026-04-12T20:07:32.712564"
   }
 }