Al Decomment — Development skill for Claude Code

description: Strip comments that narrate the next line or restate a name, keep the ones that explain why

Scope to the current diff by default, not the whole repo (that's `al-audit`'s territory if actually wanted — ask before widening).

Cut: narrates the next line (`// increment` above `i++`), restates the name (`// Calculates the total` above `calculateTotal()`), commented-out dead code, a stale TODO with no owner/ticket/date, param docs that only repeat the type signature.

Keep: expl