add support for unit testing -- UNMERGED#32

Merged

TheAfroOfDoom merged 10 commits intomainfrom packtest-proof-of-concept

Dec 20, 2023

+92-8

Commits on Dec 18, 2023

add `packtest_runner as a submodule: https://git-scm.com/book/en/v2/Git-Tools-Submodules
TheAfroOfDoom
committed

Commits on Dec 20, 2023