Add metadata for batch 23

batch_23_metadata.json

@@ -0,0 +1,7 @@
+{
+  "upload_time": "2025-06-23T08:00:08.293311",
+  "total_trees": 243,
+  "new_trees": 9,
+  "batch_number": 23,
+  "upload_interval": 30
+}