* f1_rev3: add board support (mostly copy-paste)
* f1_rev3: add to workflows
* hal_mfs.mk - one way or another we will use MFS for sure in this repo
* SPI means EGT and EGT means SPI
* one step towards master
Co-authored-by: Andrey Gusakov <dron0gus@gmail.com>
Co-authored-by: rusefillc <sdfsdfqsf2334234234>