first commit

app/Policies/ProjectGroupPolicy.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Policies;
+
+use App\Enums\Role;
+use App\Models\User;
+use Illuminate\Auth\Access\HandlesAuthorization;
+
+class ProjectGroupPolicy
+{
+    use HandlesAuthorization;
+
+    public function before(User $user): ?bool
+    {
+        return $user->isAdmin() ?: null;
+    }
+
+    public function view(User $user): bool
+    {
+        return true;
+    }
+
+    public function viewAny(User $user)
+    {
+        return true;
+    }
+
+    public function create(User $user): bool
+    {
+        return $user->hasRole(Role::MANAGER);
+    }
+
+    public function update(User $user): bool
+    {
+        return $user->hasRole(Role::MANAGER);
+    }
+
+    public function destroy(User $user): bool
+    {
+        return $user->hasRole(Role::MANAGER);
+    }
+}