feat: initial project with Phase 1 complete

app/Policies/PreregistrationPagePolicy.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Policies;
+
+use App\Models\PreregistrationPage;
+use App\Models\User;
+
+class PreregistrationPagePolicy
+{
+    /**
+     * Superadmin can do anything — this runs before all other checks.
+     */
+    public function before(User $user, string $ability): ?bool
+    {
+        if ($user->isSuperadmin()) {
+            return true;
+        }
+
+        return null;
+    }
+
+    public function viewAny(User $user): bool
+    {
+        return true;
+    }
+
+    public function view(User $user, PreregistrationPage $page): bool
+    {
+        return $user->id === $page->user_id;
+    }
+
+    public function create(User $user): bool
+    {
+        return true;
+    }
+
+    public function update(User $user, PreregistrationPage $page): bool
+    {
+        return $user->id === $page->user_id;
+    }
+
+    public function delete(User $user, PreregistrationPage $page): bool
+    {
+        return $user->id === $page->user_id;
+    }
+}