Migrate backend to Porto architecture and fix minor bugs

- Fully transitioned the backend to the Porto architectural pattern
- Improved code organization and maintainability
- Fixed minor bugs and inconsistencies

app/Ship/Providers/AuthServiceProvider.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Ship\Providers;
+
+// use Illuminate\Support\Facades\Gate;
+use App\Ship\Abstracts\Providers\AuthServiceProvider as AbstractAuthServiceProvider;
+
+class AuthServiceProvider extends AbstractAuthServiceProvider
+{
+    /**
+     * The model to policy mappings for the application.
+     *
+     * @var array<class-string, class-string>
+     */
+    protected $policies = [
+        // 'App\Models\Model' => 'App\Policies\ModelPolicy',
+    ];
+
+    /**
+     * Register any authentication / authorization services.
+     *
+     * @return void
+     */
+    public function boot()
+    {
+        $this->registerPolicies();
+
+        //
+    }
+}