fix: remove "Open Server Dashboard" link from tenant sidebar

The server dashboard link in the sidebar footer is premature — tenant
servers may not be provisioned yet and the link target depends on org
context that isn't always available.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

ui/src/components/Layout.tsx

@@ -4,7 +4,7 @@ import {
   Sidebar,
   TopBar,
 } from '@cameleer/design-system';
-import { LayoutDashboard, ShieldCheck, Server, Users, Settings, Shield, Building, ScrollText } from 'lucide-react';
+import { LayoutDashboard, ShieldCheck, Users, Settings, Shield, Building, ScrollText } from 'lucide-react';
 import { useAuth } from '../auth/useAuth';
 import { useScopes } from '../auth/useScopes';
 import { useOrgStore } from '../auth/useOrganization';
@@ -31,7 +31,7 @@ export function Layout() {
   const location = useLocation();
   const { logout } = useAuth();
   const scopes = useScopes();
-  const { username, organizations, currentOrgId } = useOrgStore();
+  const { username } = useOrgStore();
 
   const isVendor = scopes.has('platform:admin');
   const isTenantAdmin = scopes.has('tenant:manage');
@@ -39,10 +39,6 @@ export function Layout() {
   // Vendor on vendor routes: show only TENANTS. On tenant routes: show tenant portal too (for debugging).
   const showTenantPortal = isTenantAdmin && (!isVendor || !onVendorRoute);
 
-  // Determine current org slug for server dashboard link
-  const currentOrg = organizations.find((o) => o.id === currentOrgId);
-  const serverDashboardHref = currentOrg?.slug ? `/t/${currentOrg.slug}/` : '#';
-
   // Build breadcrumbs from path
   const segments = location.pathname.replace(/^\//, '').split('/').filter(Boolean);
   const breadcrumb = segments.map((seg) => {
@@ -173,15 +169,6 @@ export function Layout() {
         </>
       )}
 
-      {showTenantPortal && (
-        <Sidebar.Footer>
-          <Sidebar.FooterLink
-            icon={<Server size={16} />}
-            label="Open Server Dashboard"
-            onClick={() => window.open(serverDashboardHref, '_blank', 'noopener')}
-          />
-        </Sidebar.Footer>
-      )}
     </Sidebar>
   );