Update chao annotations

tip_annotations/chao.json

@@ -736,5 +736,18 @@
     "full_x": 2008.3,
     "full_y": 1062.0,
     "timestamp": "2026-04-04T02:30:12.796316"
+  },
+  "GX010017_frame_000256": {
+    "tip_x": 190.6,
+    "tip_y": 591.0,
+    "crop_x1": 1878,
+    "crop_y1": 435,
+    "crop_w": 400,
+    "crop_h": 723,
+    "img_w": 3840,
+    "img_h": 2160,
+    "full_x": 2068.6,
+    "full_y": 1026.0,
+    "timestamp": "2026-04-04T02:30:15.198661"
   }
 }