Initial Ladill Hosting app with Gitea deploy pipeline.

Shared web hosting extracted from the platform monolith, with CI deploy
to /var/www/ladill-hosting matching Bird/Domains/Email.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Notifications/HostingActivatedNotification.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace App\Notifications;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Notifications\Notification;
+use Illuminate\Notifications\Messages\MailMessage;
+
+class HostingActivatedNotification extends Notification implements ShouldQueue
+{
+    use Queueable;
+
+    public function __construct(
+        private readonly string $planName,
+        private readonly string $activationDate,
+        private readonly ?string $domainName = null,
+        private readonly ?string $manageUrl = null
+    ) {
+    }
+
+    public function via($notifiable): array
+    {
+        return ['mail', 'database'];
+    }
+
+    public function toMail($notifiable): MailMessage
+    {
+        return (new MailMessage())
+            ->subject('Your hosting is now active!')
+            ->view('mail.notifications.hosting-activated', [
+                'planName' => $this->planName,
+                'activationDate' => $this->activationDate,
+                'domainName' => $this->domainName,
+                'manageUrl' => $this->manageUrl ?? route('hosting.index'),
+            ]);
+    }
+
+    public function toArray($notifiable): array
+    {
+        $message = "Your {$this->planName} hosting plan is now active";
+        if ($this->domainName) {
+            $message .= " for {$this->domainName}";
+        }
+
+        return [
+            'title' => 'Hosting Activated',
+            'message' => $message . '.',
+            'icon' => 'hosting',
+            'url' => $this->manageUrl ?? route('hosting.index'),
+        ];
+    }
+}