1Hardgeneral⏱ 45sHow does Vue 3's reactivity system use Proxy objects, and what limitation did this solve compared to Vue 2?📎▼AProxies are only used for routingBProxy-based reactivity can detect property additions/deletions and array index/length changes directly, which Vue 2's Object.defineProperty-based system could not track without workarounds like Vue.setCVue 3 removed reactivity entirely in favor of manual re-rendersDProxies only work in Vue 2, not Vue 3