I have been trying to get a nest mini to act as an announcement speaker. I have the Chromecast Integration (Beta) app installed with the speaker selected and polling set on set to 60 seconds, also tried 300. I have the notifications app installed with several text to speech notifications set up for …

I made a rule to initialize the mini (Google Home Mini) every 30 minutes. It may be excessive, but my Mini stays connected and communicates reliably. [GH_mini_initialize]