instances:
  <% @instances.each do |i| -%>
  - url: <%= i['url'] %>
    <% if i.key?('port') -%>
    port: <%= i['port'] %>
    <% end -%>
    <% if i.key?('tags') -%>
    tags:
      <% i['tags'].each do |t| -%>
      - <%= t %>
      <% end -%>
    <% end -%>
  <% end -%>

init_config:
# No init_config section needed
