complexity-cuts — Lower Big-O on Existing Code
lemmaly prevents bad complexity before code is written. complexity-cuts fixes it after the fact: code already exists, it works, but its time or space complexity is worse than necessary.
Violating the letter of these rules is violating the spirit of the skill. Adapting "just a little" is how a faster-but-wrong rewrite ships.
The Iron Law
NO TRANSFORMATION WITHOUT EXISTING TESTS GREEN BEFORE AND AFTER
If the code has no tests
[Description truncada. Veja o README completo no GitHub.]