feat: split reposync into two roles (#307)

- reposync and packagerepo web service
- change backing datastore to be cephfs /shared/app/packagerepo

Reviewed-on: https://git.query.consul/unkinben/puppet-prod/pulls/307

site/profiles/templates/reposync/autosyncer.erb

@@ -29,6 +29,9 @@ download_gpg_key() {
   curl -s --create-dirs -o "${basepath}/live/${reponame}/${filename}" "$gpgkeyurl" || {
     echo "Failed to download GPG key from $gpgkeyurl"
   }
+
+  # import the gpg key
+  rpm --import "${basepath}/live/${reponame}/${filename}" || echo "Failed to import gpg key ${basepath}/live/${reponame}/${filename}"
 }
 
 # Function to perform rsync with hard links