Update xuanchen annotations

xuanchen.json

@@ -666,5 +666,44 @@
     "full_x": 1960.5,
     "full_y": 895.5,
     "timestamp": "2026-04-06T19:01:11.217559"
+  },
+  "GX010017_frame_000239": {
+    "tip_x": 377.6,
+    "tip_y": 138.3,
+    "crop_x1": 1746,
+    "crop_y1": 927,
+    "crop_w": 542,
+    "crop_h": 692,
+    "img_w": 3840,
+    "img_h": 2160,
+    "full_x": 2123.6,
+    "full_y": 1065.3,
+    "timestamp": "2026-04-06T19:01:15.730114"
+  },
+  "GX010017_frame_000243": {
+    "tip_x": 204.6,
+    "tip_y": 125.1,
+    "crop_x1": 1838,
+    "crop_y1": 717,
+    "crop_w": 385,
+    "crop_h": 710,
+    "img_w": 3840,
+    "img_h": 2160,
+    "full_x": 2042.6,
+    "full_y": 842.1,
+    "timestamp": "2026-04-06T19:01:22.063820"
+  },
+  "GX010017_frame_000247": {
+    "tip_x": 181.1,
+    "tip_y": 619.3,
+    "crop_x1": 1842,
+    "crop_y1": 424,
+    "crop_w": 442,
+    "crop_h": 759,
+    "img_w": 3840,
+    "img_h": 2160,
+    "full_x": 2023.1,
+    "full_y": 1043.3,
+    "timestamp": "2026-04-06T19:01:25.738425"
   }
 }