app/views/dynamic_contents/index.html.erb
<div class='content'>
<%= concept(Challenge::Cell::ChallengeMasthead,
@challenge,
current_participant: current_participant) %>
<%= render partial: 'challenges/show/subnav',
locals: { challenge: @challenge } %>
<%#= concept(Challenge::Cell::ChallengeSubnav,
@challenge,
tab: 'dynamic',
current_participant: current_participant) %>
<div id='dynamic-content'>
<%#= ERB.new(@challenge.dynamic_content).result(OpenStruct.new({challenge: @challenge, current_participant: current_participant}).instance_eval { binding }).html_safe %>
</div>
</div>
<% if current_participant %>
<div id='music-root2' data-participant_id='<%= current_participant.id %>'></div>
<% else %>
<div id='music-root2' data-participant_id=''></div>
<% end %>