add auto close issue

tests/issue.js

@@ -70,7 +70,7 @@ const replyCommit = async (issueId, markdown) => {
 const reply = async () => {
   const issueId = process.env.ISSUE_NUMBER;
   const issue = await findIssue(issueId);
-  if (!issue.title || issue.title.length < 6) {
+  if (!issue.title || issue.title.length < 12) {
     replyCommit(issueId, '**请写标题！**');
     closeIssue(issueId);
     return;