feature: a minimal implementation of the appointment feature done.

frontend/src/app/(dashboard)/layout.tsx

@@ -7,6 +7,7 @@ import Sidebar from '@/components/ui/common/Sidebar';
 import { ThemeToggle } from '@/components/ui/common/ThemeToggle';
 import { DashboardAccountMenu } from '@/components/ui/dashboard/DashboardAccountMenu';
 import {
+  canAccessAppointmentsSection,
   firstAccessibleDashboardPath,
   getRequiredReadPermissionForPath,
   hasPermission,
@@ -32,8 +33,14 @@ export default function DashboardLayout({ children }: { children: React.ReactNod
     }
 
     const required = getRequiredReadPermissionForPath(pathname);
-    if (required && !hasPermission(currentOrganization, required)) {
-      router.replace(firstAccessibleDashboardPath(currentOrganization));
+    if (required) {
+      const allowed =
+        hasPermission(currentOrganization, required) ||
+        (required === 'TAB_APPOINTMENTS_READ' &&
+          canAccessAppointmentsSection(currentOrganization));
+      if (!allowed) {
+        router.replace(firstAccessibleDashboardPath(currentOrganization));
+      }
     }
   }, [isAuthReady, user, currentOrganization, router, pathname]);