🎨 **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/CategoryFactory.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Database\Factories;
+
+use App\Models\Category;
+use Illuminate\Database\Eloquent\Factories\Factory;
+use Illuminate\Support\Str;
+
+/**
+ * @extends Factory<Category>
+ */
+class CategoryFactory extends Factory
+{
+    protected $model = Category::class;
+
+    public function definition(): array
+    {
+        $name = ucfirst(fake()->unique()->word()).' '.fake()->unique()->numberBetween(1, 9999);
+
+        return [
+            'name' => $name,
+            'slug' => Str::slug($name),
+        ];
+    }
+}