add phone type placeholder

app/javascript/template_builder/builder.vue

@@ -237,6 +237,7 @@ export default {
       save: this.save,
       baseFetch: this.baseFetch,
       backgroundColor: this.backgroundColor,
+      withPhone: this.withPhone,
       selectedAreaRef: computed(() => this.selectedAreaRef)
     }
   },
@@ -270,6 +271,11 @@ export default {
       required: false,
       default: true
     },
+    withPhone: {
+      type: Boolean,
+      required: false,
+      default: false
+    },
     fetchOptions: {
       type: Object,
       required: false,