refactor: migrate workflow to v2 core and archive legacy modules

core/schema.py

@@ -0,0 +1,29 @@
+from pydantic import BaseModel, Field
+from typing import List, Optional, Any
+from datetime import datetime
+
+class StandardMessage(BaseModel):
+    """全平台通用的输入消息协议"""
+    platform: str = "qianniu"        # 来源平台：qianniu, wechat, feishu, console
+    msg_id: str                      # 消息唯一ID
+    user_id: str                     # 发送者唯一ID
+    user_name: str = ""              # 发送者昵称
+    content: str                     # 消息文本内容
+    image_urls: List[str] = []       # 提取出来的图片链接
+    acc_id: str = ""                 # 商家/店铺账号ID
+    acc_type: str = ""               # 平台类型标识
+    timestamp: datetime = Field(default_factory=datetime.now)
+    raw_data: Any = None             # 原始消息体（仅供调试或特殊逻辑备查）
+
+    # 扩展字段：针对电商场景
+    goods_name: Optional[str] = None
+    goods_order: Optional[str] = None
+
+class StandardResponse(BaseModel):
+    """大脑给出的通用回复协议"""
+    reply_content: str               # 回复文本或图片URL
+    msg_type: int = 0                # 0: 文本, 1: 图片, 2: 撤回, 9: 转人工
+    should_reply: bool = True        # 是否需要发送
+    need_transfer: bool = False      # 是否触发转人工
+    transfer_group: str = ""         # 转人工的分组ID
+    metadata: dict = {}              # 额外元数据（如埋点、调试信息）