worktree

name	worktree
description	Worktree lifecycle management scripts — setup, teardown, heartbeat, pin, GC, merge
category	Infrastructure
tags	["worktree","git","infrastructure","merge"]
user_invocable	false

Worktree Infrastructure Skill

Non-user-invocable infrastructure skill that bundles worktree lifecycle management scripts. Referenced by SDLC skills via sibling-relative paths.

Scripts

scripts/worktree.py

Git worktree lifecycle manager for the launcher invariant (shared checkout is read-only).

Usage:

python3 "<skill-base-dir>/scripts/worktree.py" <command> [args]

Commands:

Command	Arguments	Description
setup	<change-id> [--agent-id ID]	Create worktree at .git-worktrees/<change-id>/
teardown	<change-id> [--agent-id ID]	Remove worktree and clean branch
status	<change-id> [--agent-id ID]	Print worktree path and branch
detect		Auto-detect if CWD is inside a worktree
heartbeat	<change-id> [--agent-id ID]	Update last-active timestamp (prevents GC)
list		List all registered worktrees
pin	<change-id>	Protect worktree from GC
unpin	<change-id>	Remove GC protection
gc	[--force]	Garbage collect stale worktrees (24h default)

Stdout (setup): WORKTREE_PATH=<path>, BRANCH_CREATED=<branch>, CREATED=true|false Exit codes: 0 = success, 1 = error

scripts/merge_worktrees.py

Merges parallel agent branches into the feature branch.

Usage:

python3 "<skill-base-dir>/scripts/merge_worktrees.py" <change-id> <pkg-id>... [--json]

Arguments:

• <change-id> — Feature change ID
• <pkg-id>... — One or more package IDs to merge
• --json — Output merge results as JSON

Exit codes: 0 = all merged, 1 = conflict or error

scripts/git-parallel-setup.sh

Configures local git for parallel agent development (rerere, zdiff3, histogram diff).

Usage:

bash "<skill-base-dir>/scripts/git-parallel-setup.sh"