Replace jQuery scripts with Vanilla JS

[SamBrishes]

May use an additional rollup / vite and typescript stack.

Files:

• [ ] assets/backend.js
• [ ] assets/pricewidget.js
• [ ] assets/pubsub.js
• [x] assets/Sortable.js (legacy, has been removed)
• [ ] classes/payments/stripe/form.htm
• [ ] components/addressselector/scripts.htm
• [ ] components/cart//scripts.htm
• [ ] components/checkout/datalayer.htm
• [ ] components/checkout/scripts.htm
• [ ] components/ewnhancedecommerceanalytics/default.htm
• [ ] components/malldependencies.htm (May move to /assets/)
• [ ] components/orderslist/scripts.htm
• [ ] components/paymentmethodselector/datalayer.htm
• [ ] components/payxmentmethodselector/scripts.htm
• [ ] components/product/datalayer.htm
• [ ] components/product/scripts.htm
• [ ] components/product/servicemodal.htm
• [ ] components/productreviews/scripts.htm
• [ ] components/products/datalayer.htm
• [ ] components/products/scripts.htm
• [ ] components/productsfilter/scripts.htm
• [ ] components/quickcheckout/scripts.htm
• [ ] components/shippingmethodselector/datalyer.htm
• [ ] components/signup/scripts.htm
• [ ] components/signup/terms.htm
• [ ] components/wishlistbutton/add.htm
• [ ] components/wishlistbutton/button.htm
• [ ] components/wishlists/contents.htm
• [ ] components/wishlists/list.htm
• [ ] controllers/customfields/_field_options.htm
• [ ] controllers/customfields/_options_list.htm
• [ ] controllers/products/_price_table_modal.htm

Related issues:

• https://github.com/OFFLINE-GmbH/oc-mall-plugin/issues/966