chore: clean git cache

frontend/src/hooks/useNotifications.ts

@@ -1,52 +0,0 @@
-import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query';
-import {
-  getSecurityNotificationSettings,
-  updateSecurityNotificationSettings,
-  SecurityNotificationSettings,
-} from '../api/notifications';
-import { toast } from '../utils/toast';
-
-export function useSecurityNotificationSettings() {
-  return useQuery({
-    queryKey: ['security-notification-settings'],
-    queryFn: getSecurityNotificationSettings,
-  });
-}
-
-export function useUpdateSecurityNotificationSettings() {
-  const queryClient = useQueryClient();
-
-  return useMutation({
-    mutationFn: (settings: Partial<SecurityNotificationSettings>) =>
-      updateSecurityNotificationSettings(settings),
-    onMutate: async (newSettings) => {
-      // Cancel any outgoing refetches
-      await queryClient.cancelQueries({ queryKey: ['security-notification-settings'] });
-
-      // Snapshot the previous value
-      const previousSettings = queryClient.getQueryData(['security-notification-settings']);
-
-      // Optimistically update to the new value
-      queryClient.setQueryData(['security-notification-settings'], (old: unknown) => {
-        if (old && typeof old === 'object') {
-          return { ...old, ...newSettings };
-        }
-        return old;
-      });
-
-      return { previousSettings };
-    },
-    onError: (err, _newSettings, context) => {
-      // Rollback on error
-      if (context?.previousSettings) {
-        queryClient.setQueryData(['security-notification-settings'], context.previousSettings);
-      }
-      const message = err instanceof Error ? err.message : 'Failed to update notification settings';
-      toast.error(message);
-    },
-    onSuccess: () => {
-      queryClient.invalidateQueries({ queryKey: ['security-notification-settings'] });
-      toast.success('Notification settings updated');
-    },
-  });
-}