I’m not sure what "nen bot dmo" refers to. I'll assume you want an in-depth, comprehensive piece interpreting that phrase — I’ll present three plausible interpretations and develop one in detail; note the alternatives briefly.

// router.js onPageChange = (options) => { ⋮ salsify.events.navigation(options) } // addToCart.js onAddToCart = (options) => { ⋮ salsify.events.addToCart(options) } // view.html