google.adk.cli.adk_web_server.AdkWebServer
https://github.com/google/adk-python/blob/v1.23.0/src/google/adk/cli/adk_web_server.py#L445
Helper class for setting up and running the ADK web server on FastAPI.
get_fast_api_app() https://github.com/google/adk-python/blob/v1.23.0/src/google/adk/cli/adk_web_server.py#L672
Creates a FastAPI app for the ADK web server.
app = FastAPI(lifespan=internal_lifespan)
@app.でパスを生やしている
POST /apps/{app_name}/users/{user_id}/sessions
https://github.com/google/adk-python/blob/v1.23.0/src/google/adk/cli/adk_web_server.py#L851
self.session_service.create_session()
POST /run
https://github.com/google/adk-python/blob/v1.23.0/src/google/adk/cli/adk_web_server.py#L1488
self.session_service.get_session()