Move actions into context menu, add support for deleting a backup

app/Services/Backups/DeleteBackupService.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace Pterodactyl\Services\Backups;
+
+use Pterodactyl\Models\Backup;
+use Illuminate\Database\ConnectionInterface;
+use Pterodactyl\Repositories\Eloquent\BackupRepository;
+use Pterodactyl\Repositories\Wings\DaemonBackupRepository;
+
+class DeleteBackupService
+{
+    /**
+     * @var \Pterodactyl\Repositories\Eloquent\BackupRepository
+     */
+    private $repository;
+
+    /**
+     * @var \Pterodactyl\Repositories\Wings\DaemonBackupRepository
+     */
+    private $daemonBackupRepository;
+
+    /**
+     * @var \Illuminate\Database\ConnectionInterface
+     */
+    private $connection;
+
+    /**
+     * DeleteBackupService constructor.
+     *
+     * @param \Illuminate\Database\ConnectionInterface $connection
+     * @param \Pterodactyl\Repositories\Eloquent\BackupRepository $repository
+     * @param \Pterodactyl\Repositories\Wings\DaemonBackupRepository $daemonBackupRepository
+     */
+    public function __construct(
+        ConnectionInterface $connection,
+        BackupRepository $repository,
+        DaemonBackupRepository $daemonBackupRepository
+    ) {
+        $this->repository = $repository;
+        $this->daemonBackupRepository = $daemonBackupRepository;
+        $this->connection = $connection;
+    }
+
+    /**
+     * Deletes a backup from the system.
+     *
+     * @param \Pterodactyl\Models\Backup $backup
+     * @throws \Throwable
+     */
+    public function handle(Backup $backup)
+    {
+        $this->connection->transaction(function () use ($backup) {
+            $this->daemonBackupRepository->setServer($backup->server)->delete($backup);
+
+            $this->repository->delete($backup->id);
+        });
+    }
+}