implement

Implement the work described by the user in the spec or tickets.

If the user passes a ticket reference, fetch it from the issue tracker and state its title before starting. If the reference is ambiguous, ask.

Use read to load the tdd skill's SKILL.md and follow it where possible, at pre-agreed seams.

Run typechecking regularly, single test files regularly, and the full test suite once at the end.

Once done, use read to load the code-review skill's SKILL.md and follow it to review the work.

After the review, use read to load the commit skill's SKILL.md and follow it to commit the changes.