chore: fix linter

server/router/api/v1/activity_service.go

@@ -117,7 +117,7 @@ func (s *APIV1Service) convertActivityPayloadFromStore(ctx context.Context, payl
 		if memo == nil {
 			return nil, status.Errorf(codes.NotFound, "memo does not exist")
 		}
-		
+
 		// Fetch the related memo (the one being commented on)
 		relatedMemo, err := s.Store.GetMemo(ctx, &store.FindMemo{
 			ID:             &payload.MemoComment.RelatedMemoId,
@@ -126,7 +126,7 @@ func (s *APIV1Service) convertActivityPayloadFromStore(ctx context.Context, payl
 		if err != nil {
 			return nil, status.Errorf(codes.Internal, "failed to get related memo: %v", err)
 		}
-		
+
 		v2Payload.Payload = &v1pb.ActivityPayload_MemoComment{
 			MemoComment: &v1pb.ActivityMemoCommentPayload{
 				Memo:        fmt.Sprintf("%s%s", MemoNamePrefix, memo.UID),

server/router/api/v1/user_service.go

@@ -1645,6 +1645,8 @@ func (s *APIV1Service) UpdateUserNotification(ctx context.Context, request *v1pb
 				return nil, status.Errorf(codes.InvalidArgument, "invalid status")
 			}
 			update.Status = inboxStatus
+		default:
+			return nil, status.Errorf(codes.InvalidArgument, "invalid update path: %s", path)
 		}
 	}
 
@@ -1700,7 +1702,7 @@ func (s *APIV1Service) DeleteUserNotification(ctx context.Context, request *v1pb
 
 // convertInboxToUserNotification converts a storage-layer inbox to an API notification.
 // This handles the mapping between the internal inbox representation and the public API.
-func (s *APIV1Service) convertInboxToUserNotification(ctx context.Context, inbox *store.Inbox) (*v1pb.UserNotification, error) {
+func (*APIV1Service) convertInboxToUserNotification(_ context.Context, inbox *store.Inbox) (*v1pb.UserNotification, error) {
 	notification := &v1pb.UserNotification{
 		Name:       fmt.Sprintf("users/%d/notifications/%d", inbox.ReceiverID, inbox.ID),
 		Sender:     fmt.Sprintf("%s%d", UserNamePrefix, inbox.SenderID),
@@ -1735,7 +1737,7 @@ func (s *APIV1Service) convertInboxToUserNotification(ctx context.Context, inbox
 }
 
 // ExtractNotificationIDFromName extracts the notification ID from a resource name.
-// Expected format: users/{user_id}/notifications/{notification_id}
+// Expected format: users/{user_id}/notifications/{notification_id}.
 func ExtractNotificationIDFromName(name string) (int32, error) {
 	pattern := regexp.MustCompile(`^users/(\d+)/notifications/(\d+)$`)
 	matches := pattern.FindStringSubmatch(name)