feat: add spatie/laravel-permission & its implementation at panel

database/seeders/RoleSeeder.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Console\Seeds\WithoutModelEvents;
+use Illuminate\Database\Seeder;
+use Spatie\Permission\Models\Permission;
+use Spatie\Permission\Models\Role;
+
+class RoleSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     */
+    public function run(): void
+    {
+        $role = Role::findOrCreate(name: 'admin', guardName: 'web');
+        Role::findOrCreate(name: 'user', guardName: 'web');
+
+        $permissionManageMails = Permission::findOrCreate(name: 'manage mails', guardName: 'web');
+        $role->givePermissionTo($permissionManageMails);
+
+        $permissionManageFilamentPanel = Permission::findOrCreate(name: 'manage panels', guardName: 'web');
+        $role->givePermissionTo($permissionManageFilamentPanel);
+    }
+}