perf:refine article demo

src/styles/element-ui.scss

@@ -18,8 +18,8 @@
 
  .small-padding {
    .cell {
-     padding-left: 8px;
-     padding-right: 8px;
+     padding-left: 5px;
+     padding-right: 5px;
    }
  }
 

src/views/form/components/ArticleDetail.vue

@@ -133,6 +133,7 @@ import { fetchArticle } from '@/api/article'
 import { userSearch } from '@/api/remoteSearch'
 
 const defaultForm = {
+  status: 'draft',
   title: '', // 文章题目
   content: '', // 文章内容
   content_short: '', // 文章摘要