Push Notifications (Mobile and PC) (#13277)

* Update manifest and add service worker
cleanup icons a bit

* Push notifications WIP

* navigate working

* cleanup

* acknowledge wired up

* Set VAPID keys on composer install

* Component to control notification permissions.

* Allow all user option to validate

* Enable on browser load if transport exists.

* Check for transport before showing user permissions
translations

* Documentation

* style fixes

* access via the attribute model

* fix alerting test

* update schema

* cleanup subscription on disable

* non-configurable db and table for webpush subscriptions (respect system connection)

* revert AlertTransport change
hopefully phpstan can figure it out

* phpstan fixes

* Support custom details display

* Match transport names to brand's preferred display

* less duplicate id errors

* Tests are done in Laravel code now so
remove legacy function usage... could be better, but ok

* Style fixes

* Style fixes 2

* Fix alert test

* Doc updates requires HTTPS and GMP

* unregister subscription when permission is set to denied

* cleanup after user deletion

* delete the right thing

* fix whitespace

* update install docs to include php-gmp

* suggest ext-gmp

* update javascript

* Update functions.php

Co-authored-by: Jellyfrog <Jellyfrog@users.noreply.github.com>

daily.php

@@ -283,7 +283,7 @@ if ($options['f'] === 'purgeusers') {
         if ($purge > 0) {
             $users = \App\Models\AuthLog::where('datetime', '>=', \Carbon\Carbon::now()->subDays($purge))
                 ->distinct()->pluck('user')
-                ->merge(\App\Models\User::has('apiToken')->pluck('username')) // don't purge users with api tokens
+                ->merge(\App\Models\User::has('apiTokens')->pluck('username')) // don't purge users with api tokens
                 ->unique();
 
             if (\App\Models\User::thisAuth()->whereNotIn('username', $users)->delete()) {