fix(front): 提交合并漏掉的detailColumns

@@ -221,3 +221,20 @@ export const searchFormSchema: FormSchema[] = [
     },
   },
 ];
+export const detailColumns: BasicColumn[] = [
+  {
+    title: '接收者',
+    dataIndex: 'title2',
+    width: 200,
+  },
+  {
+    title: '阅读状态',
+    dataIndex: 'title3',
+    width: 200,
+  },
+  {
+    title: '阅读时间',
+    dataIndex: 'title1',
+    width: 200,
+  },
+];