* Update actions/setup-node to v2 and to use ,nvmrc file
* Fix order of actions for Bundle Size workflow
* Use actions/setup-node cache instead of actions/cache
+ ensure we always install with npm ci
* restore linting setup job to cache npm
* Don't install ndb in CI
Move ndb package to optionalDependencies and update
the CI workflows to not install optional dependencies
* Update actions/setup-node to v3
* Update actions/checkout to v3
* Update download and upload-artifact actions to v3
* Update actions/stale to v5
* Add workflow for linting js and css
* try alternative action to see if we get annotations
* add deliberate linting errors to validate new workflow behaviour
* try to fix annotations?
* maybe invalid check-name?
* try a different eslint action
* fix eslint fails
* remove js/css linting from travis
* remove unnecessary build execution