feat: add support for PATPAT context

plugins/hello/hello.py

@@ -23,7 +23,11 @@ class Hello(Plugin):
         logger.info("[Hello] inited")
 
     def on_handle_context(self, e_context: EventContext):
-        if e_context["context"].type not in [ContextType.TEXT, ContextType.JOIN_GROUP]:
+        if e_context["context"].type not in [
+            ContextType.TEXT,
+            ContextType.JOIN_GROUP,
+            ContextType.PATPAT,
+        ]:
             return
 
         if e_context["context"].type == ContextType.JOIN_GROUP:
@@ -35,6 +39,13 @@ class Hello(Plugin):
             e_context.action = EventAction.CONTINUE  # 事件继续，交付给下个插件或默认逻辑
             return
 
+        if e_context["context"].type == ContextType.PATPAT:
+            e_context["context"].type = ContextType.TEXT
+            msg: ChatMessage = e_context["context"]["msg"]
+            e_context["context"].content = f"请你随机使用一种风格介绍你自己，并告诉用户输入#help可以查看帮助信息。"
+            e_context.action = EventAction.CONTINUE  # 事件继续，交付给下个插件或默认逻辑
+            return
+
         content = e_context["context"].content
         logger.debug("[Hello] on_handle_context. content: %s" % content)
         if content == "Hello":