> I feel the use of AWK, SED, GREP and Bash (to name a few) is general waning. I rarely see it outside of HN posts. I wish I were better at using

You can find plenty of examples with a quick github search[0]. The query in the url is

  path:bin dotfiles language:Shell

A shell script is my first option for any automation. sed is for quick transformations and awk is for more procedural ones.

[0] https://github.com/search?q=path%3Abin+dotfiles+language%3AS...