Fix category ids and tag ids initialization bug

src/views/post/PostEdit.vue

@@ -221,7 +221,10 @@ export default {
     next(vm => {
       if (postId) {
         postApi.get(postId).then(response => {
-          vm.postToStage = response.data.data
+          const post = response.data.data
+          vm.postToStage = post
+          vm.selectedTagIds = post.tagIds
+          vm.selectedCategoryIds = post.categoryIds
         })
       }
     })

src/views/post/components/CategoryTree.vue

@@ -3,6 +3,7 @@
     checkable
     :treeData="categoryTree"
     :defaultExpandAll="true"
+    :checkedKeys="categoryIds"
     @check="onCheck"
   >
     <span