Sync planned workouts to watchOS structured workouts

watchOS supports the creation of structured workouts to be then used on the Apple Watch.

I'm using my watch in combination with my phone as head unit and get everything I need. The last missing piece is to get the scheduled workout going instead of having to use the screenshot 😅

https://support.apple.com/en-au/guide/watch/apd4cbc876c7/watchos