add domain-admin (#278)

* add domain-admin

apps/domain-admin/data.yml

@@ -0,0 +1,20 @@
+name: Domain Admin
+tags:
+    - 工具
+title: 域名和SSL证书监测平台
+type: 工具
+description: 域名和SSL证书监测平台
+additionalProperties:
+    key: domain-admin
+    name: Domain Admin
+    tags:
+        - Tool
+    shortDescZh: 域名和SSL证书监测平台
+    shortDescEn: Domain name and SSL certificate monitoring platform
+    type: tool
+    crossVersionUpdate: true
+    limit: 0
+    recommend: 0
+    website: https://github.com/mouday/domain-admin
+    github: https://github.com/mouday/domain-admin
+    document: https://domain-admin.readthedocs.io/