Initial commit: backend scaffold, auth, frontend login
- FastAPI + SQLAlchemy async + Alembic + Postgres backend - Auth: JWT access + rotating refresh tokens, argon2, roles, audit log - React 19 + Vite frontend: login page, protected route, auth context - Docker Compose: postgres, redis, migrate, api, worker (placeholder), frontend/nginx Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
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"""Базовый класс моделей и общие типы колонок."""
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from __future__ import annotations
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import uuid
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from datetime import datetime
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from sqlalchemy import DateTime, MetaData, func
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from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
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# Явные шаблоны имён — без них Alembic генерирует безымянные constraint'ы,
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# которые потом невозможно удалить в миграции отката.
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NAMING_CONVENTION = {
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"ix": "ix_%(column_0_label)s",
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"uq": "uq_%(table_name)s_%(column_0_name)s",
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"ck": "ck_%(table_name)s_%(constraint_name)s",
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"fk": "fk_%(table_name)s_%(column_0_name)s_%(referred_table_name)s",
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"pk": "pk_%(table_name)s",
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}
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class Base(DeclarativeBase):
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metadata = MetaData(naming_convention=NAMING_CONVENTION)
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class UUIDPrimaryKeyMixin:
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"""PK-идентификатор, генерируемый приложением.
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Генерируем на стороне Python, а не в БД: для чеков UUID должен быть известен
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ДО обращения к Checkbox — он служит ключом идемпотентности.
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"""
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id: Mapped[uuid.UUID] = mapped_column(primary_key=True, default=uuid.uuid4)
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class TimestampMixin:
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True), server_default=func.now(), nullable=False
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)
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updated_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True),
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server_default=func.now(),
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onupdate=func.now(),
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nullable=False,
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)
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