contract-fanoutCoordinate one multi-slice issue across N worktree workers that build against versioned contracts agreed in advance. The coordinator splits the issue into slices with disjoint file ownership, writes the briefs, posts contract-first JSON contracts (vX.Y) as issue comments, spawns one worker per slice
parallel-worktreesSpawn N parallel Claude Code OR OpenAI Codex sessions, each in its own git worktree with a pre-loaded prompt, coordinated via tmux with a merged append-only log. Per-row engine selection via an optional 4th manifest column (`codex:sol:xhigh`, `codex:luna:high`) or a run-wide `--engine=codex`; codex
stack-branchesCreate a fresh working branch from the default branch (origin/HEAD) with pinned WIP branches stacked on top (octopus merge). Use when the user says "stack branches", "new branch with X + Y on it", "start a branch with my WIP", "create branch with my pinned branches", or "/stack-branches". Wraps the
stack-claudeSquash a "claude tooling" branch (CLAUDE.md, .claude/, skills, hooks) onto the CURRENT branch as one "[REMOVE-BEFORE-MR]" commit for local dev ergonomics. Variant of /stack-branches that always operates on HEAD, never creates a new branch. Use when the user says "stack claude onto this branch", "put