I don't have one that does this so I can't see what it does in dev tools call a service, but presumably we could have a small script that did something like make a persistent notification (in fact, could the diagnostic service just put the result in a persistent notification?)
@canton7 I don't know how feasible it is, but services retiring data was added in 2023.7
https://www.home-assistant.io/blog/2023/07/05/release-20237/#services-can-now-respond
I don't have one that does this so I can't see what it does in dev tools call a service, but presumably we could have a small script that did something like make a persistent notification (in fact, could the diagnostic service just put the result in a persistent notification?)
_Originally posted by @iancg in https://github.com/nathanmarlor/foxess_modbus/discussions/513#discussioncomment-8274935_