chore: add BMAD framework modules, folder features, and tooling configs

Includes BMAD bmb/bmm/cis/tea workflow modules, folder (declaration)
feature implementation (controllers, models, enums, views, tests),
claude/cursor command configs, and email templates.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/Enums/FolderPriority.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Enums;
+
+use BenSampo\Enum\Enum;
+
+final class FolderPriority extends Enum
+{
+    const Low = 'low';
+
+    const Medium = 'medium';
+
+    const High = 'high';
+}