* create new pack, handle user follow buttons, use pack on article page, remove initializeUserFollowButts
* init all follow button types, add pack to tag index and podcast episode pages
* add pack to all relevant pages, listen for newly inserted follow buttons
* change to searchParams to remove follow button initializer calls
* fix bug with tag page, add pack to notifications page
* fix issue with follow back inner text
* update cypress specs
* run the followbuttons code on sponsors page
* remove extra foreach
* add test for follow from article sidebar
* add test for follow and unfollow tag
* add test for the tag index page
* add spec for organisation profile follow
* add tests for follow buttons in search results
* add tests for notification follows
* commit missed file - woops
* show login modal if user is logged out when they click
* add cypress tests for logged out state
* change tag button initialization
* remove data-button-initialized
* init follow buttons from base pack
* handle the case where multiple follow buttons exist on a page for the same user
* account for instantclick and userdata not being defined, lower coverage for jest
* use getInstantClick
* fix issue with set initialisation
* only listen for mutations in areas we know follow buttons may be added dynamically
* small refactors
