WIP notifications and other refactors (#88)

* WIP notifications and other refactors
- refactor notification channels
- send notifications on events related to the servers and sites
- delete server log files on server deletion
- add telegram notification channel
- add new icons
- cache configs and icons on installation and updates
- new navbar for dark mode and settings

* discord channel

* build assets

* pint

app/SiteTypes/AbstractSiteType.php

@@ -22,11 +22,6 @@ public function delete(): void
         dispatch(new DeleteSite($this->site))->onConnection('ssh');
     }
 
-    public function install(): void
-    {
-        // TODO: Implement install() method.
-    }
-
     protected function progress(int $percentage): Closure
     {
         return function () use ($percentage) {