Can anyone share your configuration of 'My Shifts Pending Approval'  for super badge App Customization Specialist

<aura:component>
  <aura:attribute name="someObjs" type="Object[]" />
  <aura:handler name="init" value="{!this}" action="{!c.doInit}" />
    
  <div class="wrapper">
    <ui:button label="Click me" press="{!c.changeObjectTxt}" />

    <aura:iteration items="{!v.someObjs}" var="obj">
      <c:SimpleChildComponent someText="{!obj.txt}" aura:id="item_{!obj.id}" />
    </aura:iteration>
  </div>
</aura:component>

({
    doInit: function(cmp, event, helper) {
        var objs = [
                {id: 11, txt: 'First object'},
                {id: 12, txt: 'Second object'},
                {id: 13, txt: 'Third object'}
            ];
        
        cmp.set('v.someObjs', objs);
    },
    
    changeObjectTxt: function(cmp, event, helper) {
        var chCmp = cmp.find('item_12');
        
        console.log(chCmp);
    }
})