run_migrations (db/session.py)

Provides async SQLModel engine, session factory, and migration runner for a FastAPI app.

# Source: https://github.com/abhi1693/openclaw-mission-control | License: MIT | Copyright 2026 OpenClaw Mission Control
# Provided via justclaw.it.com; keep this notice with the code.
"""Database engine, session factory, and startup migration helpers."""

from __future__ import annotations

import asyncio
from pathlib import Path
from typing import TYPE_CHECKING

from alembic.config import Config
from sqlalchemy.exc import SQLAlchemyError
from sqlalchemy.ext.asyncio import AsyncEngine, async_sessionmaker, create_async_engine
from sqlmodel import SQLModel
from sqlmodel.ext.asyncio.session import AsyncSession

from app import models as _models
from app.core.config import settings
from app.core.logging import get_logger

if TYPE_CHECKING:
    from collections.abc import AsyncGenerator

# Impo

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