api: implement automatic ssh key fetching from keycloak

api/src/dooris_api/app.py

@@ -13,6 +13,7 @@ from aiohttp import BasicAuth
 
 from dooris_api import deps, models, exceptions, app_config
 from dooris_api.ccujack import CCUJackClient
+from dooris_api.keycloak import KeycloakClient
 
 
 logger = logging.getLogger(__name__)
@@ -37,9 +38,18 @@ async def lifespan(app: FastAPI):
     )
     await app.extra["ccujack"].start()
 
+    app.extra["keycloak"] = KeycloakClient(
+        base_uri=app_cfg.openid_issuer,
+        oidc_client=app.extra["oidc_client"],
+        keycloak_attribute_group=app_cfg.kc_ssh_attr_group,
+        authorized_keys_file=app_cfg.authorized_keys_file,
+    )
+    app.extra["keycloak"].start()
+
     yield
 
     await app.extra["ccujack"].close_connections()
+    await app.extra["keycloak"].stop()
 
 
 app = FastAPI(