generateComponentTemplate example

// This callback can be used to prepare the context. For instance to replace     // tokens in the props.     $props = array_reduce(
      $props_alter_callbacks,
      fn(array $carry, callable $callback) => $this->doTrustedCallback(
        $callback,
        [$carry],
        '%s is not trusted',
      ),
      $props
    );
    $inline_template = $this->generateComponentTemplate(
      $element['#component'],
      $element['#slots'],
      $element['#slotsAlter'],
      $props,
    );
    $element['inline-template'] = [
      '#type' => 'inline_template',
      '#template' => $inline_template,
      '#context' => $props,
    ];
    return $element;
  }