docs(client): align SPA architecture/docs labels with current route and navigation behavior

Author: Diogo-Ferraz

docs/SPA_ARCHITECTURE_PLAN.md

@@ -28,7 +28,8 @@
 - Role-restricted routes:
   - `/admin` -> `Administrator`.
   - `/activity/log` -> `Administrator` or `ProjectManager`.
-- UI actions are role-gated for privileged operations (for example, admin-only account creation actions).
+  - `/tasks/my-tasks` -> `Administrator` or `User`.
+- UI actions are role-gated for privileged operations (for example, admin-only account creation actions and management-only project creation).
 - Preview-mode routes require an explicit debug session started from landing page.
 
 ## Sidebar information architecture (current)

src/app/features/docs/components/project-docs/project-docs.component.ts

@@ -43,7 +43,7 @@ export class ProjectDocsComponent {
     'Activity: My Activity, Activity Log, Calendar, Search & Filters',
     'Account: Profile & Security, Settings',
     'Administration: Admin Dashboard',
-    'About: Project Docs'
+    'About: Documentation'
   ];
 
   readonly engineeringStandards = [