เพิ่ม currency input

src/components/CurruncyInput.vue

@@ -26,7 +26,10 @@ import { ref, useSlots, watch } from "vue";
 const slots = ref<any>(useSlots());
 
 const props = defineProps({
-  modelValue: Number,
+  modelValue: {
+    type: Number,
+    default: undefined,
+  },
   dense: {
     type: Boolean,
     default: true,