fix: add missing property declarations (phpstan property.notFound)

- Add $fractal property and initialization to NewPublicPost event
- Add $mastodon and $pleroma property declarations to AudienceScopeTest

app/Events/Notification/NewPublicPost.php

@@ -17,6 +17,8 @@ class NewPublicPost implements ShouldBroadcastNow
 
     protected $status;
 
+    protected $fractal;
+
     /**
      * Create a new event instance.
      *
@@ -25,6 +27,7 @@ class NewPublicPost implements ShouldBroadcastNow
     public function __construct(Status $status)
     {
         $this->status = $status;
+        $this->fractal = new Fractal\Manager;
     }
 
     public function broadcastAs()

tests/Unit/ActivityPub/AudienceScopeTest.php

@@ -10,6 +10,10 @@ class AudienceScopeTest extends TestCase
 {
     protected array $invalid;
 
+    protected array $mastodon;
+
+    protected array $pleroma;
+
     protected function setUp(): void
     {
         parent::setUp();