카테고리 버튼 초기화 추가가

src/components/category/CategoryBtn.vue

@@ -31,7 +31,7 @@
 </template>
 
 <script setup>
-import { defineProps, ref } from 'vue';
+import { defineProps, ref, watch } from 'vue';
 
 // lists prop 정의
 const props = defineProps({
@@ -43,21 +43,29 @@ const props = defineProps({
         type: Boolean,
         required: false,
     },
+    selectedCategory: {
+        type: [String, Number],
+        default: null,
+        required: false,
+    },
 });
 
 // 카테고리 선택
-const selectedCategory = ref(null);
+const selectedCategory = ref(props.selectedCategory);
-const emit = defineEmits();
+
+const emit = defineEmits(['update:data']);
 const selectCategory = (cate) => {
     selectedCategory.value = selectedCategory.value === cate ? null : cate;
     emit('update:data', selectedCategory.value);
 };
+
+watch(() => props.selectedCategory, (newVal) => {
+    selectedCategory.value = newVal;
+});
+
 </script>
 
-
 <style scoped>
-
-
 @media (max-width: 768px) {
     .cate-list {
         overflow-x: scroll;