I know this has been requested a number of times, and in my last meeting with Atera they asked what they wanted from O365 Integrations.

Here's a tool I've installed.
https://www.cyberdrain.com/automating-with-powershell-a-much-better-partner-portal/

I've seen interviews with the people who make it and they're open to collaborations so maybe you can reach out and partner with them.