feat: added models, migrations, alembic, additional_dependencies; fix: fixed parametr for SettingsDB

src/kawai_focus_v2/database/mixins.py

@@ -0,0 +1,13 @@
+from sqlalchemy.orm import Mapped, mapped_column
+from sqlalchemy import Integer
+
+
+class IDMixin:
+    """Базовый класс для моделей с id"""
+
+    id: Mapped[int] = mapped_column(
+        Integer,
+        name='id',
+        primary_key=True,
+        autoincrement=True
+    )