feat: 优化飞书集成、知识库、Agent、工单管理及AI建议功能，统一前端对话字体样式并移除工单模板文件。

src/integrations/feishu_longconn_service.py

@@ -12,6 +12,7 @@ from lark_oapi.api.im.v1 import P2ImMessageReceiveV1, ReplyMessageRequest, Reply
 
 from src.config.unified_config import get_config
 from src.web.service_manager import service_manager
+from src.core.cache_manager import cache_manager
 
 logger = logging.getLogger(__name__)
 
@@ -66,15 +67,30 @@ class FeishuLongConnService:
             message_id = message.message_id
             chat_id = message.chat_id
             message_type = message.message_type
+            chat_type = getattr(message, 'chat_type', 'unknown')  # 获取会话类型
             content = message.content
             sender = event.sender
 
-            logger.info(f"📋 消息详情:")
+            # 获取发送者ID和群信息
+            sender_id = sender.sender_id.user_id
+            try:
+                tenant_key = sender.sender_id.tenant_key
+            except:
+                tenant_key = "unknown"
+
+            # 详细日志记录
+            logger.info(f"📋 消息详情 [长连接]:")
             logger.info(f"   - 消息ID: {message_id}")
-            logger.info(f"   - 群聊ID: {chat_id}")
-            logger.info(f"   - 发送者ID: {sender.sender_id.user_id}")
+            logger.info(f"   - 会话类型: {'群聊(group)' if chat_type == 'group' else '私聊(p2p)' if chat_type == 'p2p' else chat_type}")
+            logger.info(f"   - 会话ID: {chat_id}")
+            logger.info(f"   - 发送者ID: {sender_id}")
+            logger.info(f"   - 租户Key: {tenant_key}")
             logger.info(f"   - 消息类型: {message_type}")
-            logger.info(f"   - 原始内容: {content}")
+
+            # 消息去重检查
+            if cache_manager.check_and_set_message_processed(message_id):
+                logger.warning(f"🔁 消息 {message_id} 已被处理过（可能是Webhook已处理），跳过")
+                return
 
             # 只处理文本消息
             if message_type != "text":
@@ -145,8 +161,8 @@ class FeishuLongConnService:
             response_data = chat_manager.process_message(
                 session_id=session_id,
                 user_message=text_content,
-                ip_address=None,
-                invocation_method="feishu_longconn"
+                ip_address=f"Feishu:{sender_id}",
+                invocation_method=f"Feishu({chat_type})"
             )
 
             logger.info(f"📊 处理结果: {response_data.get('success')}")