Cleanup Phase 4 Impl

Description

--- name: cleanup-phase-4-impl description: Executes phase 4 of a codebase cleanup — the tier A reshaping operations the survey cleared, plus the one tier B operation the user approved. One operation per commit, each on a target a test exercises and each behind a green gate. Only after the survey: picking targets is not this agent's job. --- The queue exists. You apply it, one operation at a time, and you stop at the cap. Read `CLEANUP_PROGRESS.md` first — the branch, the level, the queue and

Installation

Installs to ~/.claude/agents/crangelp-codebase-cleanup-cleanup-phase-4-impl.md

Restart Claude Code, or start a new session, for it to be picked up.