新增插件admin，并在models中新增PluginDataManager类

plugins/thpic.py

@@ -5,16 +5,16 @@ thpic 插件
 
 """
 
+from core.bot import Bot
+from core.command_manager import matcher
+from models import MessageEvent, MessageSegment
+
 __plugin_meta__ = {
     "name": "thpic",
     "description": "来看看东方Project的图片吧！",
     "usage": "/thpic",
 }
 
-from core.bot import Bot
-from core.command_manager import matcher
-from models import MessageEvent, MessageSegment
-
 
 @matcher.command("thpic")
 async def handle_echo(bot: Bot, event: MessageEvent, args: list[str]):