fix(frontend): don't poll for updates when user not authorised

frontend/src/contexts/UpdateNotificationContext.jsx

@@ -1,6 +1,7 @@
 import React, { createContext, useContext, useState } from 'react'
 import { useQuery } from '@tanstack/react-query'
-import { versionAPI } from '../utils/api'
+import { versionAPI, settingsAPI } from '../utils/api'
+import { useAuth } from './AuthContext'
 
 const UpdateNotificationContext = createContext()
 
@@ -14,6 +15,15 @@ export const useUpdateNotification = () => {
 
 export const UpdateNotificationProvider = ({ children }) => {
   const [dismissed, setDismissed] = useState(false)
+  const { user, token } = useAuth()
+
+  // Ensure settings are loaded
+  const { data: settings, isLoading: settingsLoading } = useQuery({
+    queryKey: ['settings'],
+    queryFn: () => settingsAPI.get().then(res => res.data),
+    enabled: !!(user && token),
+    retry: 1
+  })
 
   // Query for update information
   const { data: updateData, isLoading, error } = useQuery({
@@ -21,7 +31,8 @@ export const UpdateNotificationProvider = ({ children }) => {
     queryFn: () => versionAPI.checkUpdates().then(res => res.data),
     staleTime: 10 * 60 * 1000, // Data stays fresh for 10 minutes
     refetchOnWindowFocus: false, // Don't refetch when window regains focus
-    retry: 1
+    retry: 1,
+    enabled: !!(user && token && settings && !settingsLoading) // Only run when authenticated and settings are loaded
   })
 
   const updateAvailable = updateData?.isUpdateAvailable && !dismissed