🎨 **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/BookCaseFactory.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\BookCase;
+use App\Models\User;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/**
+ * @extends Factory<BookCase>
+ */
+class BookCaseFactory extends Factory
+{
+    protected $model = BookCase::class;
+
+    public function definition(): array
+    {
+        return [
+            'title' => 'Bitcoin Bücherregal '.fake()->unique()->numberBetween(1, 99999),
+            'latitude' => fake()->latitude(47.0, 55.0),
+            'longitude' => fake()->longitude(5.0, 16.0),
+            'address' => fake()->streetAddress().', '.fake()->postcode().' '.fake()->city(),
+            'type' => fake()->randomElement(['public', 'private']),
+            'open' => fake()->randomElement(['24/7', 'Mo-Fr 09:00-18:00', 'Wochenenden', null]),
+            'comment' => fake()->boolean(60) ? fake()->sentence() : null,
+            'contact' => fake()->boolean(50) ? fake()->email() : null,
+            'bcz' => null,
+            'digital' => fake()->boolean(20),
+            'icontype' => 'default',
+            'deactivated' => false,
+            'deactreason' => '',
+            'entrytype' => fake()->randomElement(['public', 'private']),
+            'homepage' => fake()->boolean(40) ? fake()->url() : null,
+            'created_by' => User::factory(),
+        ];
+    }
+}