Switch from circle CI to Github Actions

[mstruebing]

We should migrate to Github actions.
This should be a 1:1 port.

[AlexNDRmac]

Hi, I can help with it.

[mstruebing]

@AlexNDRmac I've assigned you that issue 🙌

[AlexNDRmac]

@mstruebing - please check PR