rn</span> <span class="kt">ChainAssembly</span><span class="p">()</span>
                                <span class="o">.</span><span class="nf">from</span><span class="p">(</span><span class="kt">SingleContainerStep</span><span class="p">(</span><span class="nv">finder</span><span class="p">:</span> <span class="kt">NilFinder</span><span class="p">(),</span> <span class="nv">factory</span><span class="p">:</span> <span class="kt">NavigationControllerFactory</span><span class="p">()))</span>
              