🎨 **Style:** Fixed indentation inconsistencies in meetup_user migration file.

🛠️ **Factory:** Created factories for `TwitterAccount`, `EmailCampaign`, `EmailTexts`, and `BookCase`.
✨ **Helper:** Added `NostrHelper` with methods for generating fake/mocked Nostr data.
⬆️ **Dependencies:** Updated multiple Composer dependencies including `laravel/framework`, `astrotomic/laravel-translatable`, and others to their latest versions.

database/factories/PodcastFactory.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\Podcast;
+use App\Models\User;
+use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
+
+/**
+ * @extends Factory<Podcast>
+ */
+class PodcastFactory extends Factory
+{
+    protected $model = Podcast::class;
+
+    public function definition(): array
+    {
+        $name = 'Einundzwanzig Podcast '.fake()->unique()->numberBetween(1, 9999);
+
+        return [
+            'guid' => (string) Str::uuid(),
+            'locked' => true,
+            'title' => $name,
+            'link' => 'https://einundzwanzig.space/podcast/'.Str::slug($name),
+            'language_code' => 'de',
+            'data' => json_encode([
+                'description' => fake()->paragraph(),
+                'author' => 'Einundzwanzig',
+                'image' => null,
+            ]),
+            'created_by' => User::factory(),
+        ];
+    }
+}