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';
+}

app/Enums/FolderStatus.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Enums;
+
+use BenSampo\Enum\Enum;
+
+final class FolderStatus extends Enum
+{
+    const Draft = 'draft';
+
+    const WaitingDocuments = 'waiting_documents';
+
+    const DocumentsReceived = 'documents_received';
+
+    const Processing = 'processing';
+
+    const AdditionalDocumentsRequested = 'additional_documents_requested';
+
+    const WaitingClientValidation = 'waiting_client_validation';
+
+    const Validated = 'validated';
+
+    const Closed = 'closed';
+
+    const Cancelled = 'cancelled';
+}

app/Enums/FolderType.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Enums;
+
+use BenSampo\Enum\Enum;
+
+final class FolderType extends Enum
+{
+    const VAT = 'vat';
+
+    const VatMonthly = 'vat_monthly';
+
+    const VatQuarterly = 'vat_quarterly';
+
+    const CorporateTax = 'corporate_tax';
+
+    const IncomeTax = 'income_tax';
+
+    const CNSS = 'cnss';
+
+    const AnnualBalance = 'annual_balance';
+
+    const Other = 'other';
+}