Install hotwire-livereload and Redis in dev

[joemasilotti]

This PR adds live reload support in development. Changing any files in the following directories will trigger a page reload. This depends on Action Cable, so Redis was installed and configured for development.

• app/views
• app/helpers
• app/javascript
• app/assets/stylesheets
• app/assets/images
• app/components

Pull request checklist

• Your code contains tests relevant for code you modified
• All new and existing tests are passing
• You have linted the project with bundle exec standardrb --fix
• You have linted the project with bundle exec erblint --lint-all --autocorrect
• You have linted the project with bundle exec i18n-tasks health