Call a Power Automate Flow from Custom button in CDS/D365

Power Automate has a lot of advantages over Classic Workflows. I’ve given presentations on this topic and it’s an ongoing conversation piece in the community, of what everyone should be using. I’ve made a commitment to only build Power Automate Flows and NOT Classic Workflows anymore and it’s something I’m sticking to. One request on a lot of projects is the ability to click a button…