JezK
Edit File: backend.min.js
!function(e){e(document).ready(function(){e(".more-icons").on("click",function(i){var l=e(this);i.preventDefault(),e(".all-icons").slideToggle("slow",function(){e(this).is(":visible")?l.addClass("close"):l.removeClass("close")})}),e("#base-list li input[type='checkbox']").on("click",function(){var i=e(this).closest("li").attr("id");1==e(this).prop("checked")?"envelope"===i?e("#sortable").append('<li id="list_item_'+i+'"><label><input type="hidden" value="'+i+'" name="product_share_option[buttons]['+i+']"><span><i class="fa-solid fa-'+i+'"></i> Email</span></label></li>'):"pocket"===i?e("#sortable").append('<li id="list_item_'+i+'"><label><input type="hidden" value="'+i+'" name="product_share_option[buttons]['+i+']"><span><i class="fa-brands fa-get-'+i+'"></i> '+i+"</span></label></li>"):e("#sortable").append('<li id="list_item_'+i+'"><label><input type="hidden" value="'+i+'" name="product_share_option[buttons]['+i+']"><span><i class="fa-brands fa-'+i+'"></i> '+i+"</span></label></li>"):0==e(this).prop("checked")&&e("#sortable li#list_item_"+i).remove()}),e(".sortable").sortable({items:"li",cursor:"move",scrollSensitivity:100,helper:function(i,l){return l.children().each(function(){e(this).width(e(this).width())}),l}}),e(".color-field").wpColorPicker()})}(jQuery);