* ci: use `npm ci` consistently

* ci: use `actions/setup-node` cache mechanism

* ci: reusable workflow for DRY:er setup

* ci: remove unused `delete-runs.yml`

* ci: fix matrix definitions

* ci: fix matrix definitions, take 2

* ci: ensure they all scripts can use `npm run`

See also #5128

* ci: add node 22 to `test-node`

* ci: have the coverage run always happen on `lts/*`

* ci: set permissions

* ci: lock down all non-github actions by hash

* ci: use reusable workflow for full tests as well

* ci: remove redundant activity types

* ci: add one more permissions

* ci: use full sha hashes for third party workflows

* ci: be consistent in naming

* ci: generate the coverage report using nps for now

See #5126

* ci: parallelize, run local browser test right away

* ci: disable saucelabs for now, too noisy

* chore: more fully remove assetgraph-builder and canvas

* fixed up images too

* Remove last postbuild bit

* fix: netlify build.publish trailing slash

* chore: WIP - replace `nps` with npm scripts

Fixes #5126

Fixes #5159

* test case: crash with --parallel and --retries both enabled

* fix: crash with --parallel and --retries both enabled

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* fix: do not reload eleventy infinitely

* docs: improve filtering

Follow up to #5186 / #5189

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>