from __future__ import annotations

from fastapi import FastAPI

from tenant_engine import __version__
from tenant_engine.store import InMemoryTenantStore, TenantStore


def create_app(*, store: TenantStore | None = None) -> FastAPI:
    store = store or InMemoryTenantStore()

    app = FastAPI(title="tenant-engine", version=__version__)
    app.state.store = store

    @app.get("/health")
    async def health() -> dict[str, str]:
        return {"status": "ok", "service": "tenant-engine", "version": __version__}

    return app