composed project, added packages, models, controllers, seeders, mirgations etc.

app/Providers/JournalServiceProvider.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Providers;
+
+use App\Services\Journal\Journal;
+use Illuminate\Support\ServiceProvider;
+
+class JournalServiceProvider extends ServiceProvider
+{
+    /**
+     * Register services.
+     */
+    public function register(): void
+    {
+        $this->app->singleton('journal', Journal::class);
+    }
+
+    /**
+     * Bootstrap services.
+     */
+    public function boot(): void
+    {
+        class_alias(Journal::class, 'Journal');
+    }
+}