Potentially switch to C++20

**Is your feature request related to a problem? Please describe.**
One reason to switch is `using enum SomeEnum` syntax for `switch` which shortens some of them by a lot. Not a big deal and any sort of big priority.

**Describe the solution you'd like**
Switch to C++20 and see if it works

**Describe alternatives you've considered**
\-

**Additional context**
\-
