APP_PORT={{ matrix_alertmanager_listen_port }} APP_ALERTMANAGER_SECRET={{ matrix_alertmanager_secret }} MATRIX_HOMESERVER_URL={{ matrix_alertmanager_homeserver_url }} MATRIX_ROOMS={{ matrix_alertmanager_rooms_flattened }} MATRIX_USER={{ matrix_alertmanager_mxid }} MATRIX_TOKEN={{ matrix_alertmanager_access_token }} MENTION_ROOM={{ '1' if matrix_alertmanager_mention_room else '0' }}