Done setup template

backend/db/models/__init__.py

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+from .users import *

backend/db/models/_model_base.py

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+from datetime import datetime
+
+from sqlalchemy import DateTime
+from sqlalchemy.orm import declarative_base, Mapped, mapped_column
+from text_unidecode import unidecode
+
+from backend.db.db_setup import SessionLocal
+
+Model = declarative_base()
+Model.query = SessionLocal.query_property()
+
+class SqlAlchemyBase(Model):
+  __abstract__ = True
+
+  created_at: Mapped[datetime | None] = mapped_column(DateTime, default=datetime.utcnow(), index=True)
+  updated_at: Mapped[datetime | None] = mapped_column(DateTime, default=datetime.utcnow(), onupdate=datetime.utcnow())
+
+  @classmethod
+  def normalize(cls, val: str) -> str:
+    return unidecode(val).lower().strip()

backend/db/models/users/__init__.py

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+from .users import *

backend/db/models/users/users.py

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+from uuid import uuid4
+from sqlalchemy import Boolean, ForeignKey, String
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from sqlalchemy.dialects.postgresql import UUID
+
+from .._model_base import SqlAlchemyBase
+
+class User(SqlAlchemyBase):
+  __tablename__ = 'users'
+
+  id: Mapped[UUID] = mapped_column(UUID, primary_key=True, default=uuid4, index=True)
+  username: Mapped[str | None] = mapped_column(String, unique=True, index=True, nullable=False)
+  password: Mapped[str | None] = mapped_column(String, index=True, nullable=False)
+  name: Mapped[str | None] = mapped_column(String, index=True, nullable=True)
+  is_admin: Mapped[bool | None] = mapped_column(Boolean, default=False)
+  is_lock: Mapped[bool | None] = mapped_column(Boolean, default=False)
+
+  def __repr__(self):
+    return f"{self.__class__.__name__}, name: {self.name}, username: {self.username}"