Add beta request nav toggle

frontend/app/ui/HeaderActions.tsx

@@ -7,18 +7,23 @@ import { authFetch, clearToken, getApiBase, getToken } from '../lib/auth'
 export default function HeaderActions() {
   const [signedIn, setSignedIn] = useState(false)
   const [role, setRole] = useState<string | null>(null)
+  const [showRequestsNav, setShowRequestsNav] = useState(true)
   const pathname = usePathname()
 
   useEffect(() => {
     const token = getToken()
     setSignedIn(Boolean(token))
     if (!token) {
+      setShowRequestsNav(true)
       return
     }
     const load = async () => {
       try {
         const baseUrl = getApiBase()
-        const response = await authFetch(`${baseUrl}/auth/me`)
+        const [response, siteResponse] = await Promise.all([
+          authFetch(`${baseUrl}/auth/me`),
+          fetch(`${baseUrl}/site/public`).catch(() => null),
+        ])
         if (!response.ok) {
           clearToken()
           setSignedIn(false)
@@ -27,8 +32,15 @@ export default function HeaderActions() {
         }
         const data = await response.json()
         setRole(data?.role ?? null)
+        if (siteResponse?.ok) {
+          const siteData = await siteResponse.json()
+          setShowRequestsNav(siteData?.navigation?.showRequests !== false)
+        } else {
+          setShowRequestsNav(true)
+        }
       } catch (err) {
         console.error(err)
+        setShowRequestsNav(true)
       }
     }
     void load()
@@ -62,18 +74,26 @@ export default function HeaderActions() {
             },
           ]
 
-  const items = [
+  const commonItems = [
     { href: '/', label: 'Health', match: (path: string) => path === '/' },
-    {
-      href: '/portal/requests',
-      label: 'Requests',
-      match: (path: string) => path === '/portal/requests' || path.startsWith('/requests/'),
-    },
+    ...(showRequestsNav
+      ? [
+          {
+            href: '/portal/requests',
+            label: 'Requests',
+            match: (path: string) => path === '/portal/requests' || path.startsWith('/requests/'),
+          },
+        ]
+      : []),
     {
       href: '/portal/issues',
       label: 'Issues',
       match: (path: string) => path === '/portal/issues' || path === '/admin/issues',
     },
+  ]
+
+  const items = [
+    ...commonItems,
     ...roleItems,
   ]