Update unique columns in dict models

Author: wu-clan

backend/plugin/dict/model/dict_data.py

@@ -22,7 +22,7 @@ class DictData(Base):
 
     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')
+    value: Mapped[str] = mapped_column(String(32), comment='字典值')
     sort: Mapped[int] = mapped_column(default=0, comment='排序')
     status: Mapped[int] = mapped_column(default=1, comment='状态（0停用 1正常）')
     remark: Mapped[str | None] = mapped_column(

backend/plugin/dict/model/dict_type.py

@@ -21,7 +21,7 @@ class DictType(Base):
     __tablename__ = 'sys_dict_type'
 
     id: Mapped[id_key] = mapped_column(init=False)
-    name: Mapped[str] = mapped_column(String(32), unique=True, comment='字典类型名称')
+    name: Mapped[str] = mapped_column(String(32), comment='字典类型名称')
     code: Mapped[str] = mapped_column(String(32), unique=True, comment='字典类型编码')
     status: Mapped[int] = mapped_column(default=1, comment='状态（0停用 1正常）')
     remark: Mapped[str | None] = mapped_column(