x-mkd's cd-in-subshell cannot work when executed (only sourced) and is unused in the repo. x-validate-sha256sum.sh duplicates the functionality of x-sha256sum-matcher.
* fix(test): ensure bats file list uses xargs * docs(readme): use yarn for testing instructions * fix(test): ensure pipelines fail properly * docs(alias): fix table header --------- Signed-off-by: Ismo Vuorinen <ismo@ivuorinen.net>