Chore(ignore): update ISSUE_TEMPLATE and README

.github/ISSUE_TEMPLATE/config.yml

@@ -1,13 +1,9 @@
-blank_issues_enabled: false
+blank_issues_enabled: true
 contact_links:
   - name: Questions 问题讨论
     url: https://github.com/hugo-fixit/FixIt/discussions/new
     about: Please ask questions in Discussion. 请在讨论中提问。
 
-  - name: 官方 QQ 群
-    url: https://qm.qq.com/cgi-bin/qm/qr?k=awbwdTtSQ_-H5QGzeJxdWgv6JMbNehNM&jump_from=webapi
-    about: '加入 FixIt 主题交流群: 814031017'
-
   - name: Theme Documentation 主题文档
-    url: https://fixit.lruihao.cn/categories/documentation/
+    url: https://fixit.lruihao.cn/documentation/
     about: Please read the documentation carefully. 请先仔细阅读主题文档。