added van api and front end

python/van_inventory/main.py

@@ -0,0 +1,51 @@
+"""FastAPI app for van inventory."""
+
+from __future__ import annotations
+
+import logging
+from contextlib import asynccontextmanager
+from typing import TYPE_CHECKING, Annotated
+
+import typer
+import uvicorn
+from fastapi import FastAPI
+
+from python.common import configure_logger
+from python.orm.common import get_postgres_engine
+from python.van_inventory.routers import api_router, frontend_router
+
+if TYPE_CHECKING:
+    from collections.abc import AsyncIterator
+
+logger = logging.getLogger(__name__)
+
+
+def create_app() -> FastAPI:
+    """Create and configure the FastAPI application."""
+
+    @asynccontextmanager
+    async def lifespan(app: FastAPI) -> AsyncIterator[None]:
+        app.state.engine = get_postgres_engine(name="VAN_INVENTORY")
+        yield
+        app.state.engine.dispose()
+
+    app = FastAPI(title="Van Inventory", lifespan=lifespan)
+    app.include_router(api_router)
+    app.include_router(frontend_router)
+    return app
+
+
+def serve(
+    # Intentionally binds all interfaces — this is a LAN-only van server
+    host: Annotated[str, typer.Option("--host", "-h", help="Host to bind to")] = "0.0.0.0",  # noqa: S104
+    port: Annotated[int, typer.Option("--port", "-p", help="Port to bind to")] = 8001,
+    log_level: Annotated[str, typer.Option("--log-level", "-l", help="Log level")] = "INFO",
+) -> None:
+    """Start the Van Inventory server."""
+    configure_logger(log_level)
+    app = create_app()
+    uvicorn.run(app, host=host, port=port)
+
+
+if __name__ == "__main__":
+    typer.run(serve)