fix 数据库连接复用

app/plugins/__init__.py

@@ -5,6 +5,7 @@ from typing import Any, List, Dict, Tuple
 from app.chain import ChainBase
 from app.core.config import settings
 from app.core.event import EventManager
+from app.db import SessionLocal
 from app.db.models import Base
 from app.db.plugindata_oper import PluginDataOper
 from app.db.systemconfig_oper import SystemConfigOper
@@ -37,10 +38,12 @@ class _PluginBase(metaclass=ABCMeta):
     plugin_desc: str = ""
 
     def __init__(self):
+        # 数据库连接
+        self.db = SessionLocal()
         # 插件数据
-        self.plugindata = PluginDataOper()
+        self.plugindata = PluginDataOper(self.db)
         # 处理链
-        self.chain = PluginChian()
+        self.chain = PluginChian(self.db)
         # 系统配置
         self.systemconfig = SystemConfigOper()
         # 系统消息