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/NotificationChannels/Telegram.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace App\NotificationChannels;
+
+use App\Contracts\Notification;
+use Illuminate\Support\Facades\Http;
+use Throwable;
+
+class Telegram extends AbstractNotificationChannel
+{
+    protected string $apiUrl = 'https://api.telegram.org/bot';
+
+    public function channel(): string
+    {
+        return 'telegram';
+    }
+
+    public function createRules(array $input): array
+    {
+        return [
+            'bot_token' => 'required|string',
+            'chat_id' => 'required',
+        ];
+    }
+
+    public function createData(array $input): array
+    {
+        return [
+            'bot_token' => $input['bot_token'],
+            'chat_id' => $input['chat_id'],
+        ];
+    }
+
+    public function data(): array
+    {
+        return [
+            'bot_token' => $this->notificationChannel->data['bot_token'] ?? '',
+            'chat_id' => $this->notificationChannel->data['chat_id'] ?? '',
+        ];
+    }
+
+    public function connect(): bool
+    {
+        try {
+            $this->sendToTelegram(__('Connected!'));
+        } catch (Throwable) {
+            return false;
+        }
+
+        return true;
+    }
+
+    public function send(object $notifiable, Notification $notification): void
+    {
+        $this->sendToTelegram($notification->toTelegram($notifiable));
+    }
+
+    private function sendToTelegram(string $text): void
+    {
+        Http::post($this->apiUrl.$this->data()['bot_token'].'/sendMessage', [
+            'chat_id' => $this->data()['chat_id'],
+            'text' => $text,
+            'parse_mode' => 'markdown',
+            'disable_web_page_preview' => true,
+        ]);
+    }
+}