完成大量美化，zustand迁移，动态表格修复

backend/services/chat_service.py

@@ -156,6 +156,7 @@ class ChatService:
                     messages.append(msg_data)
             
             return {
+                "header": header,  # 完整的 header，包含 tableHeaders, tableDefaults, tableData
                 "metadata": {
                     "user_name": header.get("user_name", "User"),
                     "character_name": header.get("character_name", ""),
@@ -192,6 +193,21 @@ class ChatService:
         # 创建角色目录
         chat_file.parent.mkdir(parents=True, exist_ok=True)
         
+        # 尝试从角色卡获取 tags（关键字列表）
+        tags = []
+        
+        try:
+            character_file = Path("data/characters") / role_name / "character.json"
+            if character_file.exists():
+                with open(character_file, 'r', encoding='utf-8') as f:
+                    character_data = json.load(f)
+                
+                tags = character_data.get('tags', [])
+                
+                logger.info(f"从角色卡 {role_name} 继承标签: {tags}")
+        except Exception as e:
+            logger.warning(f"读取角色卡失败，使用空标签: {e}")
+        
         # 构建header
         header = {
             "user_name": metadata.get("user_name", "User") if metadata else "User",
@@ -207,7 +223,8 @@ class ChatService:
             "timedWorldInfo": {},
             "variables": {},
             "tainted": False,
-            "lastInContextMessageId": -1
+            "lastInContextMessageId": -1,
+            "tags": tags  # ✅ 使用标签数组替代 tableHeaders/tableDefaults/tableData
         }
         
         # 写入header
@@ -381,3 +398,57 @@ class ChatService:
         except Exception as e:
             logger.error(f"删除消息失败 {role_name}/{chat_name}/{floor}: {str(e)}")
             raise
+    
+    def update_table_data(self, role_name: str, chat_name: str, table_update: Dict) -> Dict:
+        """
+        更新标签数据（SillyTavern 关键字机制）
+        
+        Args:
+            role_name: 角色名称
+            chat_name: 聊天名称
+            table_update: 包含 tags 数组的字典
+            
+        Returns:
+            Dict: 更新后的标签数据
+            
+        Raises:
+            FileNotFoundError: 聊天文件不存在
+        """
+        chat_file = self.chat_dir / role_name / f"{chat_name}.jsonl"
+        
+        if not chat_file.exists():
+            raise FileNotFoundError(f"Chat not found: {role_name}/{chat_name}")
+        
+        try:
+            with open(chat_file, 'r', encoding='utf-8') as f:
+                lines = f.readlines()
+            
+            if not lines:
+                raise ValueError(f"Empty chat file: {role_name}/{chat_name}")
+            
+            # 读取 header
+            header = json.loads(lines[0])
+            
+            # 获取新的标签数组
+            new_tags = table_update.get('tags', [])
+            
+            # 更新 header 中的 tags
+            header['tags'] = new_tags
+            
+            # 写回文件
+            lines[0] = json.dumps(header, ensure_ascii=False) + '\n'
+            
+            with open(chat_file, 'w', encoding='utf-8') as f:
+                f.writelines(lines)
+            
+            logger.info(f"标签数据已更新: {role_name}/{chat_name}, 标签数: {len(new_tags)}")
+            
+            return {
+                "success": True,
+                "tags": new_tags,
+                "tagCount": len(new_tags)
+            }
+            
+        except Exception as e:
+            logger.error(f"更新标签数据失败 {role_name}/{chat_name}: {str(e)}")
+            raise