add dictionary management interface (#127)

* add dictionary management interface

* fix dictionary data one-to-many annotation

backend/app/models/sys_dict_data.py

@@ -0,0 +1,23 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+from sqlalchemy import String, ForeignKey
+from sqlalchemy.dialects.mysql import LONGTEXT
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from backend.app.database.base_class import Base, id_key
+
+
+class DictData(Base):
+    """字典数据"""
+
+    __tablename__ = 'sys_dict_data'
+
+    id: Mapped[id_key] = mapped_column(init=False)
+    label: Mapped[str] = mapped_column(String(32), unique=True, comment='字典标签')
+    value: Mapped[str] = mapped_column(String(32), unique=True, comment='字典值')
+    type_id: Mapped[int] = mapped_column(ForeignKey('sys_dict_type.id'), comment='字典类型id')
+    sort: Mapped[int] = mapped_column(default=0, comment='排序')
+    status: Mapped[bool] = mapped_column(default=True, comment='状态（0停用 1正常）')
+    remark: Mapped[str | None] = mapped_column(LONGTEXT, default=None, comment='备注')
+    # 字典类型一对多
+    type: Mapped['DictType'] = relationship(init=False, back_populates='datas')  # noqa: F821