Ttdfjt

<type name="MagentoCheckoutModelCompositeConfigProvider">
 <arguments>
 <argument name="configProviders" xsi:type="array">
 <item name="magepow_one_step_checkout_composite_config" xsi:type="object">VendorModuleModelCompositeConfigProvider</item>

 <item name="checkout_Extrafee_block" xsi:type="object">VendorModuleModelExtrafeeConfigProvider</item>
 </argument>
 </arguments>
</type>

And

<?php
namespace VendorModuleModel;

use MagentoCheckoutModelConfigProviderInterface;

class ExtrafeeConfigProvider implements ConfigProviderInterface

 /**
 * @var VendorModuleHelperData
 */
 protected $dataHelper;

 /**
 * @var MagentoCheckoutModelSession
 */
 protected $checkoutSession;

 /**
 * @var PsrLogLoggerInterface
 */
 protected $logger;

 /**
 * @param VendorModuleHelperData $dataHelper
 * @param MagentoCheckoutModelSession $checkoutSession
 * @param PsrLogLoggerInterface $logger
 */
 public function __construct(
 VendorModuleHelperData $dataHelper,
 MagentoCheckoutModelSession $checkoutSession,
 PsrLogLoggerInterface $logger

 )
 
 $this->dataHelper = $dataHelper;
 $this->checkoutSession = $checkoutSession;
 $this->logger = $logger;
 

 /**
 * @return array
 */
 public function getConfig()
 
 $ExtrafeeConfig = [];
 $enabled = $this->dataHelper->isModuleEnabled();
 $minimumOrderAmount = $this->dataHelper->getMinimumOrderAmount();
 $ExtrafeeConfig['fee_label'] = $this->dataHelper->getFeeLabel();
 $quote = $this->checkoutSession->getQuote();
 $subtotal = $quote->getSubtotal();
 $ExtrafeeConfig['custom_fee_amount'] = $this->dataHelper->getExtrafee();
 $ExtrafeeConfig['show_hide_Extrafee_block'] = ($enabled && ($minimumOrderAmount <= $subtotal) && $quote->getFee()) ? true : false;
 $ExtrafeeConfig['show_hide_Extrafee_shipblock'] = ($enabled && ($minimumOrderAmount <= $subtotal)) ? true : false;
 return $ExtrafeeConfig;
 

knockout template

 define(
 [
 'Magento_Checkout/js/view/summary/abstract-total',
 'Magento_Checkout/js/model/quote',
 'Magento_Catalog/js/price-utils',
 'Magento_Checkout/js/model/totals'
 ],
 function (Component, quote, priceUtils, totals) 
 "use strict";
 return Component.extend(
 defaults: 
 isFullTaxSummaryDisplayed: window.checkoutConfig.isFullTaxSummaryDisplayed ,
 totals: quote.getTotals(),
 isTaxDisplayedInGrandTotal: window.checkoutConfig.includeTaxInGrandTotal );
 
);

 <!-- ko -->

 <tr class="totals fee excl">
 <th class="mark" scope="row">
 <span class="label" data-bind="text: title"></span>
 <span class="value" data-bind="text: getValue()"></span>
 </th>
 <td class="amount">

 <span class="price"
 data-bind="text: getValue(), attr: 'data-th': title"></span>


 </td>
 </tr> 

<!-- /ko -->

I tried config value in Html template, please check my code here, thank you.