I'm assuming that this functionality would come from a plug-in. I would like to basically bring up the page restrictions prompt before a page can be saved/published. And if a page restriction isn't set, then the page cannot be saved/published.
Im not sure if a plugin already exist but you could create a Web Resource module with a JS listening globally for that button click:
Hi team, I’m Avinoam, a product manager on Confluence Cloud, and today I’m really excited to let the Community know that all customers can now try out the new editing experience and see some of the ...
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