Redirecting from /articles/20241006-ActivityPub%E3%81%AE%E5%88%9D%E6%AD%A9%E3%81%AE%E5%88%9D%E6%AD%A9%E3%82%92%E3%82%84%E3%81%A3%E3%81%A6%E3%81%BF%E3%81%9F/ to /articles/2024/10/try-activitypub-introduction