async fn create_create_event(
services: &Services,
body: &Args<Request>,
preset: &RoomPreset,
room_version: &RoomVersionId,
version_rules: &RoomVersionRules,
) -> Result<(OwnedRoomId, RoomMutexGuard)>async fn create_create_event(
services: &Services,
body: &Args<Request>,
preset: &RoomPreset,
room_version: &RoomVersionId,
version_rules: &RoomVersionRules,
) -> Result<(OwnedRoomId, RoomMutexGuard)>