All scripts should be `POSIX compliant`: use [shellcheck](https://github.com/koalaman/shellcheck). Use `getopts` in all scripts and include `one letter` (e.g. `-l`) and `full name` (e.g. `--list`) option.
All scripts should be
POSIX compliant: use shellcheck.Use
getoptsin all scripts and includeone letter(e.g.-l) andfull name(e.g.--list) option.