osem-fcy/app/views/surveys/_list.html.haml

- surveys.each do |survey|
  - if survey.survey_submissions.find_by(user: current_user)
    %i.fa-solid.fa-square-check.text-success{ title: 'Thank you for filling out the survey' }
  - else
    %i.fa-solid.fa-square-minus.text-danger{ title: 'Please fill out the survey' }
  = link_to survey.title, conference_survey_path(conference.short_title, survey)
  %br