Initial commit: Pireon Admin — headless admin panel and public API

Laravel 13 + Filament 5 admin panel and REST API for a non-profit developer
collective, backed by the Pireon OAuth identity server. The public site is a
separate, server-rendered application consuming /api/public/v1.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

app/Policies/ApplicationPolicy.php

@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Policies;
+
+use App\Models\User;
+
+class ApplicationPolicy extends ResourcePolicy
+{
+    protected function resource(): string
+    {
+        return 'applications';
+    }
+
+    /**
+     * Submissions arrive from the public site; nobody types one into the
+     * panel. Saying so here means the answer is the same in Filament and in
+     * the API, rather than only in the resource.
+     */
+    public function create(User $user): bool
+    {
+        return false;
+    }
+}