perf: 结构化插件的表示格式; 优化插件开发接口

util/plugin_dev/api/v1/bot.py

@@ -1 +1,11 @@
-from cores.qqbot.global_object import GlobalObject
+from cores.qqbot.types import (
+    PluginMetadata,
+    RegisteredLLM,
+    RegisteredPlugin,
+    RegisteredPlatform,
+    RegisteredPlugins,
+    PluginType,
+    GlobalObject,
+    AstrMessageEvent,
+    CommandResult
+)