It would be great if you could compare your changes to the block with the current storefront version.
Example
customTheme/src/Resources/views/storefront/base.html.twig
{% sw_extends '@Storefront/storefront/base.html.twig' %}
{# shopware-block: 95ce744d27045c50104da8c135960d3152cd1b2a2efed38c1f102f1cb445a7a5@v6.6.8.2 #}
{% block base_scroll_up %}
MY CHANGE
{% endblock %}
Current Intention:

Idea for intention:

In this example the comparison would look something like this:
