widerrufsbelehrung hinzugefügt und in den checkout mit eingebunden. refund ins backend eingebaut.

app/Notifications/Customer/RefundReceipt.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Notifications\Customer;
+
+use App\Models\PackagePurchase;
+use Illuminate\Bus\Queueable;
+use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Notifications\Messages\MailMessage;
+use Illuminate\Notifications\Notification;
+
+class RefundReceipt extends Notification implements ShouldQueue
+{
+    use Queueable;
+
+    public function __construct(
+        private readonly PackagePurchase $purchase,
+        private readonly ?string $reason = null,
+    ) {}
+
+    public function via(object $notifiable): array
+    {
+        return ['mail'];
+    }
+
+    public function toMail(object $notifiable): MailMessage
+    {
+        $tenant = $this->purchase->tenant;
+        $package = $this->purchase->package;
+        $amount = number_format((float) $this->purchase->price, 2);
+
+        $mail = (new MailMessage)
+            ->subject(__('emails.refund.subject', ['package' => $package?->name ?? __('emails.package_limits.package_fallback')]))
+            ->greeting(__('emails.refund.greeting', ['name' => $tenant?->name ?? __('emails.package_limits.team_fallback')]))
+            ->line(__('emails.refund.body', [
+                'amount' => $amount,
+                'currency' => '€',
+                'provider_id' => $this->purchase->provider_id ?? '—',
+            ]));
+
+        if ($this->reason) {
+            $mail->line(__('emails.refund.reason', ['reason' => $this->reason]));
+        }
+
+        return $mail->line(__('emails.refund.footer'));
+    }
+}