With Intel, I used to clone my desktop boot drive to my laptop boot drive about once a month to keep software versions and preferences completely in sync between the two Macs. I haven't tried that yet going from my M1 Mac Studio to my Intel MacBook Pro. A few things that might help as you work out the details:
Chrono Agent
https://www.econtechnologies.com/chr...ronoagent.html
The new Sonnettech NVMe drive:
https://www.sonnettech.com/product/e.../overview.html
And the guru of professional Mac usage:
https://eclecticlight.co