Using an input helper to update a timestamp sensor

[Loric76]

I looked at the code in the blueprint and quickly got over my head. Here’s the thread for the original blueprint:

Wake-up light alarm with sunrise effect

GIthub Gist: Home Assistant Blueprint: Wake-up light alarm with sunrise effect · GitHub This is a blueprint for a wake-up light / alarm clock using a dimmable and color-temperature controllable light entity. It takes its alarm time from an existing timestamp source (such as the _next_alarm sensor from the Android companion app) or from a manual input. It will generate a sunrise effect starting from a configurable amount of minutes before the alarm time with a dim and warm-colored light slowly t…