feat: Implement Phase 2 cross-cutting services with email and notification enhancements

- Refactor email verification and password reset utilities to use new email service.
- Introduce email delivery queue and notification delivery model for better tracking.
- Enhance file validation and storage services for improved security and ownership management.
- Add cron job for cleaning inactive notifications with retention policy.
- Update document worker to handle document generation and storage more efficiently.
- Implement logging improvements in activity and log workers.
- Create comprehensive documentation for new API endpoints and services.
- Add unit tests for file validation and notification policies to ensure robustness.

app/logic/documents/registry.js

@@ -69,4 +69,8 @@ const registry = {
 
 console.log("📋 Registry initialized with keys:", Object.keys(registry));
 
-module.exports = registry;
+for (const [key, entry] of Object.entries(registry)) {
+  if (typeof entry.pdfTemplate !== "function") delete registry[key];
+}
+
+module.exports = registry;