If this sounds like your week
Regex is a superpower with a “rm -rf your weekend” side effect.
People who type “Structured rename hygiene supplement 177 creative archives Windows offline” have already been burned by a character class once. The answer is not “never regex”; it is regex with a preview and a local engine you control.
Where tooling usually breaks
A one-liner in production is a liability with your name on it.
The moment someone else has to run it, the documentation debt appears.
Preview beats pride
Regex: (.*)_(\d{4})\.jpg
Human: that looks right
disk: about to find out
Reforge: show me first