Polish

• Preserve required observable behavior; internal contracts and representations may change.
• Prefer deletion and simplification over additional machinery.

Relevant Skills

• Read and apply $code and $tests.

Completion standard

• Assess the entire requested scope against applicable skills; trace issues through callers and dependencies.
• Fix every identified in-scope violation and material design issue.
• Re-review the resulting code after changes. Continue until a full pass finds no remaining material issue; report blockers as unfinished work.

Cleanup