Application entrypoint

app.main

FastAPI application entrypoint.

HTTP routes are documented via OpenAPI (summary / description on decorators, and the interactive UI at /docs when the API is running).

lifespan(app) async

Load the ontology into the process-wide store before serving requests.

Parameters:

Name	Type	Description	Default
app	FastAPI	FastAPI application (unused; required by the lifespan protocol).	required

Yields:

Type	Description
AsyncIterator[None]	Control to the running server until shutdown.

Source code in src/backend/app/main.py

@asynccontextmanager
async def lifespan(app: FastAPI) -> AsyncIterator[None]:
    """Load the ontology into the process-wide store before serving requests.

    Args:
        app: FastAPI application (unused; required by the lifespan protocol).

    Yields:
        Control to the running server until shutdown.
    """
    RDFStore.instance()  # load the ontology before the first request
    yield