haskellfoundation#23 Make a site deployment per branch

Author: visortelle

.github/workflows/deploy.sh

@@ -88,6 +88,7 @@ req_data()
   "name": "deployment",
   "head_sha": "${git_head_sha}",
   "status": "completed",
+  "conclusion": "some conclusion",
   "details_url": "${deployment_url}"
 }
 EOF