feat:新增接口

model/biz_work_order.py

@@ -1,5 +1,4 @@
-"""biz_work_order 工单表 ORM 模型。"""
-
+"""biz_work_order 通用业务工单 ORM 模型（拦截/冻结后开启的独立审批链）。"""
 from __future__ import annotations
 
 from datetime import datetime
@@ -12,26 +11,21 @@ from model.base import Base
 
 
 class BizWorkOrder(Base):
-    """客户工单状态记录。"""
-
     __tablename__ = "biz_work_order"
-    __table_args__ = {"comment": "通用业务工单表"}
+    __table_args__ = {"comment": "通用业务工单表（投标顾签约、可疑交易上报等流程载体）"}
 
     id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
-    work_order_no: Mapped[str] = mapped_column(String(32), nullable=False)
-    order_type: Mapped[str] = mapped_column(String(32), nullable=False)
-    sub_type: Mapped[str | None] = mapped_column(String(32), nullable=True)
-    customer_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
-    submitter_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
-    handler_id: Mapped[int | None] = mapped_column(BigInteger, nullable=True)
-    current_node: Mapped[str] = mapped_column(String(32), nullable=False)
-    priority: Mapped[str] = mapped_column(String(8), nullable=False)
-    status: Mapped[str] = mapped_column(String(16), nullable=False)
-    biz_content: Mapped[dict[str, Any] | None] = mapped_column(JSON, nullable=True)
-    create_time: Mapped[datetime] = mapped_column(
-        DateTime, server_default=func.now(), nullable=False
-    )
+    work_order_no: Mapped[str] = mapped_column(String(32), unique=True)
+    order_type: Mapped[str] = mapped_column(String(32))
+    sub_type: Mapped[str | None] = mapped_column(String(32))
+    customer_id: Mapped[int | None] = mapped_column(BigInteger)
+    submitter_id: Mapped[int | None] = mapped_column(BigInteger)
+    handler_id: Mapped[int | None] = mapped_column(BigInteger)
+    current_node: Mapped[str] = mapped_column(String(32), server_default="初审")
+    priority: Mapped[str] = mapped_column(String(8), server_default="普通")
+    status: Mapped[str] = mapped_column(String(16), server_default="待处理")
+    biz_content: Mapped[dict[str, Any] | None] = mapped_column(JSON)
+    create_time: Mapped[datetime] = mapped_column(DateTime, server_default=func.now())
     update_time: Mapped[datetime] = mapped_column(
-        DateTime, server_default=func.now(), onupdate=func.now(), nullable=False
+        DateTime, server_default=func.now(), onupdate=func.now()
     )
-