feature:基本框架

model/sys_config.py

@@ -0,0 +1,22 @@
+"""sys_config 运营参数表 ORM 模型（高净值门槛/偏离阈值等，免发版调整）。"""
+from __future__ import annotations
+
+from datetime import datetime
+
+from sqlalchemy import BigInteger, DateTime, String, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from model.base import Base
+
+
+class SysConfig(Base):
+    __tablename__ = "sys_config"
+    __table_args__ = {"comment": "运营参数 KV 表"}
+
+    id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
+    config_key: Mapped[str] = mapped_column(String(64), unique=True)
+    config_value: Mapped[str] = mapped_column(String(255))
+    description: Mapped[str | None] = mapped_column(String(255))
+    update_time: Mapped[datetime] = mapped_column(
+        DateTime, server_default=func.now(), onupdate=func.now()
+    )