feat(db): all domain models, initial Alembic migration (32 tables), seed script (8 districts, 89 regions, roles)

backend/app/models/audit.py

@@ -0,0 +1,49 @@
+"""Модели аудита и AI-ассистента."""
+from datetime import datetime
+
+from sqlalchemy import Boolean, DateTime, ForeignKey, JSON, String, Text, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.db.session import Base
+from app.models.enums import ActorType
+from app.models.types import enum_col
+
+
+class AuditLog(Base):
+    __tablename__ = "audit_log"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    actor_user_id: Mapped[int | None] = mapped_column(ForeignKey("users.id"))
+    actor_type: Mapped[ActorType] = mapped_column(enum_col(ActorType))
+    action: Mapped[str] = mapped_column(String(100))
+    entity_type: Mapped[str | None] = mapped_column(String(100))
+    entity_id: Mapped[str | None] = mapped_column(String(100))
+    payload: Mapped[dict | None] = mapped_column(JSON)
+    ip: Mapped[str | None] = mapped_column(String(64))
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+
+
+class AssistantConfig(Base):
+    __tablename__ = "assistant_configs"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    owner_user_id: Mapped[int] = mapped_column(ForeignKey("users.id"), unique=True)
+    enabled: Mapped[bool] = mapped_column(Boolean, default=False)
+    permissions: Mapped[dict | None] = mapped_column(JSON)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
+    )
+
+
+class AssistantAction(Base):
+    __tablename__ = "assistant_actions"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    owner_user_id: Mapped[int] = mapped_column(ForeignKey("users.id"))
+    action: Mapped[str] = mapped_column(String(100))
+    entity_type: Mapped[str | None] = mapped_column(String(100))
+    entity_id: Mapped[str | None] = mapped_column(String(100))
+    payload: Mapped[dict | None] = mapped_column(JSON)
+    status: Mapped[str] = mapped_column(String(20), default="ok")
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())