Fix calendar filter, module triggers, API cleanup, consolidate get_current_admin, fix LLM schema

scripts/db_helper.py

@@ -4,10 +4,17 @@
 """
 
 import sys
+import os
 from pathlib import Path
 from datetime import datetime, date
 from typing import Optional, Dict, List
 
+# 加载 .env（在 scripts/ 目录下运行时需要）
+_env_path = Path(__file__).parent.parent / 'platform' / 'backend' / '.env'
+if _env_path.exists():
+    from dotenv import load_dotenv
+    load_dotenv(_env_path)
+
 # 添加项目根和 backend 路径
 PROJECT_ROOT = Path(__file__).parent.parent
 sys.path.insert(0, str(PROJECT_ROOT))