app/views/foreman_docker/common_parameters/_exposed_ports.erb
<table class="table table-bordered table-hover table-striped" id="exposed_ports_table">
<tbody>
<%= f.fields_for :exposed_ports, @docker_container_wizard_states_environment.exposed_ports do |builder| %>
<%= render 'foreman_docker/common_parameters/exposed_port', :f => builder %>
<% end %>
</tbody>
</table>
<%= link_to_add_fields(_("Add Exposed Port"), f, :exposed_ports,
'foreman_docker/common_parameters/exposed_port',
:target => '#exposed_ports_table tbody') %>