feat(agent): 支持图片消息处理

app/modules/telegram/__init__.py

@@ -194,26 +194,33 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
         text = msg.get("text")
         user_id = msg.get("from", {}).get("id")
         user_name = msg.get("from", {}).get("username")
-        # Extract chat_id to enable correct reply targeting
         chat_id = msg.get("chat", {}).get("id")
 
-        if text and user_id:
+        images = self._extract_images(msg)
+
+        if user_id:
+            if not text and not images:
+                logger.debug(
+                    f"收到来自 {client_config.name} 的Telegram消息无文本和图片"
+                )
+                return None
+
             logger.info(
                 f"收到来自 {client_config.name} 的Telegram消息："
-                f"userid={user_id}, username={user_name}, chat_id={chat_id}, text={text}"
+                f"userid={user_id}, username={user_name}, chat_id={chat_id}, text={text}, images={len(images) if images else 0}"
             )
 
-            # Clean bot mentions from text to ensure consistent processing
-            cleaned_text = self._clean_bot_mention(
-                text, client.bot_username if client else None
+            cleaned_text = (
+                self._clean_bot_mention(text, client.bot_username if client else None)
+                if text
+                else None
             )
 
-            # 检查权限
             admin_users = client_config.config.get("TELEGRAM_ADMINS")
             user_list = client_config.config.get("TELEGRAM_USERS")
             config_chat_id = client_config.config.get("TELEGRAM_CHAT_ID")
 
-            if cleaned_text.startswith("/"):
+            if cleaned_text and cleaned_text.startswith("/"):
                 if (
                     admin_users
                     and str(user_id) not in admin_users.split(",")
@@ -236,11 +243,34 @@ class TelegramModule(_ModuleBase, _MessageBase[Telegram]):
                 source=client_config.name,
                 userid=user_id,
                 username=user_name,
-                text=cleaned_text,  # Use cleaned text
+                text=cleaned_text,
                 chat_id=str(chat_id) if chat_id else None,
+                images=images if images else None,
             )
         return None
 
+    @staticmethod
+    def _extract_images(msg: dict) -> Optional[List[str]]:
+        """
+        从Telegram消息中提取图片file_id
+        """
+        images = []
+        photo = msg.get("photo")
+        if photo and isinstance(photo, list):
+            largest_photo = photo[-1]
+            file_id = largest_photo.get("file_id")
+            if file_id:
+                images.append(file_id)
+
+        document = msg.get("document")
+        if document:
+            file_id = document.get("file_id")
+            mime_type = document.get("mime_type", "")
+            if file_id and mime_type.startswith("image/"):
+                images.append(file_id)
+
+        return images if images else None
+
     @staticmethod
     def _clean_bot_mention(text: str, bot_username: Optional[str]) -> str:
         """