watchOS 10 delivers redesigned apps, a new Smart Stack, additional watch faces, new cycling and hiking features, and tools to support mental health. Apple today previewed watchOS 10, bringing Apple Watch users a fresh approach to quickly view information with redesigned apps, a new Smart Stack to show relevant widgets right when they’re needed, and delightful new watch faces. New metrics, Workout Views, and Bluetooth connectivity for power meters, speed sensors, and cadence sensors arrive for cyclists, while new Compass Waypoints and Maps capabilities further help hikers. The Mindfulness app offers additional tools to support mental health. watchOS 10 is available as a developer beta today, and will be available as a free software update this fall. “watchOS is the…