add admin log

routes/admin.py

@@ -13,6 +13,7 @@ from flask import Blueprint, request, jsonify, send_from_directory
 
 import settings
 from config import Config
+from utils.request_history import request_history
 
 logger = logging.getLogger(__name__)
 
@@ -202,6 +203,15 @@ def get_stats():
     return jsonify(usage_tracker.get_stats())
 
 
+@bp.route('/api/admin/request-logs', methods=['GET'])
+def get_request_logs():
+    """返回最近 500 条请求日志。"""
+    err = _check_auth()
+    if err:
+        return err
+    return jsonify({'items': request_history.get_recent(500)})
+
+
 # ─── 内部辅助 ─────────────────────────────────────