Initial commit

app/Providers/MailBounceServiceProvider.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Providers;
+
+use App\Mail\MailpitCopyListener;
+use App\Mail\UniversalBounceHandler;
+use Illuminate\Mail\Events\MessageSending;
+use Illuminate\Support\Facades\Event;
+use Illuminate\Support\ServiceProvider;
+
+class MailBounceServiceProvider extends ServiceProvider
+{
+    /**
+     * Register services.
+     */
+    public function register(): void
+    {
+        $this->app->singleton(UniversalBounceHandler::class);
+    }
+
+    /**
+     * Bootstrap services.
+     */
+    public function boot(): void
+    {
+        // Copy to Mailpit first (before bounce handler which may return false and halt propagation)
+        Event::listen(MessageSending::class, [MailpitCopyListener::class, 'handle']);
+
+        // Register the universal bounce handler for all outgoing emails
+        Event::listen(MessageSending::class, [UniversalBounceHandler::class, 'handle']);
+    }
+}