Files
ai-for-dummies/.agents/scripts/worktree.sh
Marcos Paulo 48c31dc1b3 build: migrate from npm to pnpm
Ten git worktrees each carried their own 225 MB node_modules (1.1 GB across
five) and paid 11s per `npm ci`. pnpm hardlinks from a shared store: the same
five worktrees cost ~250 MB total, and a fresh install is 4s.

What changed beyond the mechanical rename:

- `overrides` moved to `pnpm-workspace.yaml`. pnpm 11 does not read the `pnpm`
  field in package.json *or* npm's top-level `overrides`, and it fails silently
  — the vite/defu/language-server pins would have quietly stopped applying.
- Build scripts are blocked by default in pnpm; esbuild and sharp are allowed
  explicitly via `allowBuilds` (renamed from `onlyBuiltDependencies` in 11).
- `packageManager` + `engines` pin the toolchain.
- gate.sh rejects a package-lock.json/yarn.lock/bun.lock outright, so an agent
  running `npm install` out of habit fails loudly instead of building a second,
  divergent dependency tree.
- CI bootstraps pnpm with `npm install --global pnpm@11.25.0` rather than
  corepack (unbundled as of Node 25) or pnpm/action-setup (this self-hosted
  act-runner has never run a job; fetching a third-party action is not
  something to discover on the first one).

Two pre-existing CI bugs fixed while in the file:

- the gate installed with `npm install --package-lock=false`, which discarded
  the lockfile the previous session had just fixed.
- the visual-regression step imported `playwright`, which is not a dependency,
  and `visual-regression.mjs` has no compare mode anyway — in CI it overwrote
  its own baselines and passed unconditionally. Removed with a comment; it
  comes back when it can diff.

The `publish` job is now manual (`workflow_dispatch`). During the migration
dist/ holds three HTML files against the live pages branch's ten, so publishing
on every push to main would take the site down to a stub. Restore at task 20.

HANDOVER.md's incident log still says npm where it describes what happened at
the time; that is history, not a missed rename.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-05 04:29:42 +00:00

51 lines
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#!/usr/bin/env bash
# Spin up (or tear down) an isolated worktree for one refactor task.
#
# .agents/scripts/worktree.sh start 07 route-cards
# .agents/scripts/worktree.sh finish 07 route-cards
#
# One task, one worktree, one agent. See .agents/rules/git-worktrees.md
set -euo pipefail
action=${1:?usage: worktree.sh <start|finish> <task-number> <slug>}
number=${2:?task number, e.g. 07}
slug=${3:?slug, e.g. route-cards}
dir="../af-task-${number}"
branch="refactor/task-${number}-${slug}"
plan="plans/astro-refactor/task-${number}-${slug}.md"
case "$action" in
start)
[ -f "$plan" ] || echo "warning: no plan at $plan — check the task number" >&2
git fetch origin
git worktree add "$dir" -b "$branch" origin/main
# Not optional. `.husky/_` is generated by install and is NOT committed, so
# a fresh worktree has hooks configured but absent — every commit would pass
# unchecked. --prefer-offline keeps ten parallel spin-ups off the registry.
( cd "$dir" && pnpm install --frozen-lockfile && .agents/scripts/verify-hooks.sh )
echo
echo "worktree : $dir"
echo "branch : $branch"
echo "brief : $plan"
echo
echo "next: cd $dir && read the brief end to end before writing anything"
;;
finish)
# Never remove a worktree with uncommitted work in it.
if [ -n "$(git -C "$dir" status --porcelain)" ]; then
echo "refusing: $dir has uncommitted changes" >&2
git -C "$dir" status --short >&2
exit 1
fi
git worktree remove "$dir"
echo "removed $dir — branch $branch kept; delete it after the merge lands"
;;
*)
echo "unknown action: $action (expected start|finish)" >&2
exit 2
;;
esac