Merge pull request #5171 from jxxghp/cursor/check-for-ai-prefix-before-processing-message-composer-1-29f2

Author: jxxghp

app/chain/message.py

@@ -943,7 +943,10 @@ def _handle_ai_message(self, text: str, channel: MessageChannel, source: str,
                 return
 
             # 提取用户消息
-            user_message = text[3:].strip()  # 移除 "/ai" 前缀
+            if text.lower().startswith("/ai"):
+                user_message = text[3:].strip()  # 移除 "/ai" 前缀（大小写不敏感）
+            else:
+                user_message = text.strip()  # 按原消息处理
             if not user_message:
                 self.post_message(Notification(
                     channel=channel,