Polish dashboard page chrome and user access UI.

Rename Customers to Users with FA/EN titles, compact headers and filter bars across apps, and refine manager role copy plus a customer-header link to the business dashboard.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/super-admin/src/pages/UsersPage.tsx

@@ -46,7 +46,7 @@ const TEAM_ROLE_ORDER = ['admin', 'editor', 'viewer'] as const
 const TEAM_ROLE_LABELS: Record<string, string> = {
   admin: 'Admin',
   editor: 'Editor',
-  viewer: 'Viewer',
+  viewer: 'Observer',
 }
 
 function teamRoleLabel(slug: string | null | undefined, teamRoles: RoleOption[]) {
@@ -1021,8 +1021,7 @@ export function UsersPage() {
             {businessAccess === 'staff' ? (
               <>
                 <p className={styles.roleHint}>
-                  Only a super admin can assign Admin. Admins can assign Editor or Viewer. Admins
-                  cannot change other admins.
+                  Only a super admin can assign Admin. Admins can assign Editor or Observer.
                 </p>
                 <div className={`${styles.roleList} ${styles.roleListNested}`}>
                   {orderedTeamRoles.map((role) => (