anchor.diff:  %%--------------------------------------------------------------------
   -spec get_steps(Action :: service:action(), Args :: service:step_ctx()) ->
       Steps :: [service:step()].
  -get_steps(add_storages, #{storages := Storages} = Ctx) ->
  -    ?info("~b storage(s) will be added", [maps:size(Storages)]),
  -    StoragesList = maps:to_list(Storages),
  -    [
  -        #steps{action = add_storage, ctx = Ctx#{name => Name, params => Params}}
  -        || {Name, Params} <- StoragesList
  -    ] ++ [
  -        #step{module = onepanel_deployment, function = set_marker,
  -            args = [?PROGRESS_STORAGE_SETUP], hosts = [hosts:self()]}
  -    ];
  -
   get_steps(add_nodes, #{new_hosts := NewHosts} = Ctx) ->
       case service:get_hosts(?SERVICE_OPW) of
           [] ->
  
positive.code:             ]
      end;
  
  get_steps(add_storages, _Ctx) ->
      [];
  
  
negative.code: get_steps(remove_storage, _Ctx) ->
      [#step{function = remove_storage, selection = any}];
  
  get_steps(invalidate_luma_cache, _Ctx) ->
      [#step{function = invalidate_luma_cache, selection = any}];
  
  get_steps(Function, _Ctx) when
      Function == set_transfers_mock
  