- Analyzed the existing RBAC and subscription architecture and identified the static role, screen, permission, and module configurations. - Designed a dynamic 3-tier access hierarchy connecting SaaS subscription plans, business modules, pages/screens, and role permissions. - Designed Mongoose schemas and seed data structure for dynamic pages, modules, roles, and SaaS subscription plans. - Redesigned the Tenant Access Management page with a modern Connect-style UI and responsive management sections. - Implemented module management with search, add module functionality, editable module labels, screen counts, and active/inactive controls. - Implemented Pages/Screens registry with search and filters for module, status, and menu placement. - Added screen registration and screen editing functionality through dedicated forms and modal interfaces. - Refactored the Role Templates Editor with role search, capability management, and module-level screen permission controls. - Added Tenant Access navigation icon, sidebar configuration, platform role configuration, and route protection. - Resolved TypeScript type-narrowing and unused import issues across the updated components. - Verified the frontend build successfully using `npm run build` with no compilation errors.