Warforged D&D characters may well not need to sleep, Nevertheless they do rest and recover. The Sentry’s Rest trait describes what they are doing while the rest in the party is snoozing; the Warforged spend 6 several hours in an inactive-but-mindful state in the course of a long rest. In https://raymondcxrng.ampedpages.com/detailed-notes-on-aarakocra-vs-kenku-55272699