refactor: debounce on typing

src/components/05_quotation/ProductItem.vue

@@ -326,6 +326,7 @@ watch(
                   :type="readonly ? 'text' : 'number'"
                   style="width: 70px"
                   min="0"
+                  debounce="500"
                   v-model="props.row.amount"
                 />
               </q-td>
@@ -347,6 +348,7 @@ watch(
                   input-class="text-right"
                   :type="readonly ? 'text' : 'number'"
                   style="width: 90px"
+                  debounce="500"
                   v-model="props.row.discount"
                 />
               </q-td>

src/pages/05_quotation/QuotationFormInfo.vue

@@ -497,7 +497,9 @@ watch(
           outlined
           class="q-ml-auto price-tag"
           input-class="text-right"
-          v-model="finalDiscount"
+          debounce="500"
+          :model-value="finalDiscount"
+          @update:model-value="(v) => (finalDiscount = Number(v))"
         />
         <!-- <span class="q-ml-auto">{{ data?.totalVatIncluded || 0 }} ฿</span> -->
       </div>