feat(api): 核心端点 — 接收/驳回/转交/打印/上传/用户/物料/记录CRUD

新增端点:
- POST /tasks/{id}/receive — 确认接收 (PENDING→WIP)
- POST /tasks/{id}/reject  — 品质驳回 + 自动返工
- POST /tasks/{id}/transfer — 完工裂变转交 (多路分支+入库)
- PATCH /tasks/{id}/records — 追加图文记录
- PATCH /products/scan/{sn}/status — 宏观状态定调
- POST /upload/ + GET /upload/files/{name} — 文件上传
- GET /users/ — MOM用户列表
- GET /materials/groups + /materials/items — BOM物料手风琴
- POST /print/preview + /execute — 标签预览/打印
- PUT/DELETE /records/{id} — 记录编辑/删除
- GET /tasks/ 新增 assignee_id 过滤

backend/app/api/v1/endpoints/tasks.py

@@ -12,6 +12,7 @@ from app.schemas.task import (
     TaskRejectRequest,
     TaskTransferRequest,
     SubtaskCreate,
+    TaskRecordCreate,
     TaskResponse,
     TaskCompleteResponse,
     TaskTransferResponse,
@@ -30,13 +31,14 @@ router = APIRouter(prefix="/tasks", tags=["任务管理"])
 @router.get("/", response_model=TaskListResponse)
 async def list_tasks(
     product_id: str | None = Query(None, description="按产品ID筛选"),
+    assignee_id: str | None = Query(None, description="按负责人ID筛选（逻辑外键→老系统）"),
     skip: int = Query(0, ge=0),
     limit: int = Query(50, ge=1, le=200),
     db: AsyncSession = Depends(get_db),
 ):
-    """获取任务列表，可按产品筛选（只返回顶层任务）"""
+    """获取任务列表，可按产品/负责人筛选（只返回顶层任务）"""
     pid = uuid.UUID(product_id) if product_id else None
-    return await task_service.get_all_tasks(db, product_id=pid, skip=skip, limit=limit)
+    return await task_service.get_all_tasks(db, product_id=pid, assignee_id=assignee_id, skip=skip, limit=limit)
 
 
 @router.get("/{task_id}", response_model=TaskResponse)
@@ -208,3 +210,17 @@ async def get_tasks_by_product(
 ):
     """获取指定产品的顶层任务列表（不含子任务嵌套）"""
     return await task_service.get_top_level_tasks(db, uuid.UUID(product_id))
+
+
+# ============================================================
+# 任务进度记录 — 备注/传图
+# ============================================================
+
+@router.patch("/{task_id}/records", response_model=TaskResponse)
+async def add_task_record_endpoint(
+    task_id: str,
+    data: TaskRecordCreate,
+    db: AsyncSession = Depends(get_db),
+):
+    """追加进度记录（备注+图片），不改变任务状态"""
+    return await task_service.add_task_record(db, uuid.UUID(task_id), data)