feat: 实现后端核心业务逻辑 (Auth鉴权、二维码服务、看板与产品端点)

backend/app/schemas/task_log.py

@@ -0,0 +1,17 @@
+"""任务操作日志 Pydantic Schemas"""
+from __future__ import annotations
+import uuid
+from datetime import datetime
+from pydantic import BaseModel, Field
+
+
+class TaskLogResponse(BaseModel):
+    """任务日志响应"""
+    id: uuid.UUID
+    task_id: uuid.UUID
+    operator_id: str | None
+    action_type: str
+    remark: str | None
+    created_at: datetime
+
+    model_config = {"from_attributes": True}