mailcow/data/web/templates/admin/tab-config-quarantine.twig

<div role="tabpanel" class="tab-pane" id="tab-config-quarantine">
  <div class="panel panel-default">
    <div class="panel-heading">{{ lang.admin.quarantine }}</div>
    <div class="panel-body">
      {% if not q_data.retention_size or not q_data.max_size %}
      <div class="alert alert-info">{{ lang.quarantine.disabled_by_config }}</div>
      {% endif %}
      <form class="form-horizontal" data-id="quarantine" role="form" method="post">
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_retention_size">{{ lang.admin.quarantine_retention_size|raw }}</label>
          <div class="col-sm-8">
            <input type="number" class="form-control" id="quarantine_retention_size" name="retention_size" value="{{ q_data.retention_size }}" placeholder="0" required>
          </div>
        </div>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_max_size">{{ lang.admin.quarantine_max_size|raw }}</label>
          <div class="col-sm-8">
            <input type="number" class="form-control" id="quarantine_max_size" name="max_size" value="{{ q_data.max_size }}" placeholder="0" required>
          </div>
        </div>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_max_score">{{ lang.admin.quarantine_max_score|raw }}</label>
          <div class="col-sm-8">
            <input type="number" class="form-control" id="quarantine_max_score" name="max_score" value="{{ q_data.max_score }}" placeholder="9999.0">
          </div>
        </div>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_max_age">{{ lang.admin.quarantine_max_age|raw }}</label>
          <div class="col-sm-8">
            <input type="number" class="form-control" id="quarantine_max_age" name="max_age" value="{{ q_data.max_age }}" min="1" required>
          </div>
        </div>
        <hr>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_redirect"><i class="bi bi-box-arrow-right"></i> {{ lang.admin.quarantine_redirect|raw }}</label>
          <div class="col-sm-8">
            <input type="email" class="form-control" id="quarantine_redirect" name="redirect" value="{{ q_data.redirect }}" placeholder="">
          </div>
        </div>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_bcc"><i class="bi bi-files"></i> {{ lang.admin.quarantine_bcc|raw }}</label>
          <div class="col-sm-8">
            <input type="email" class="form-control" id="quarantine_bcc" name="bcc" value="{{ q_data.bcc }}" placeholder="">
          </div>
        </div>
        <hr>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_sender">{{ lang.admin.quarantine_notification_sender }}:</label>
          <div class="col-sm-8">
            <input type="email" class="form-control" id="quarantine_sender" name="sender" value="{{ q_data.sender }}" placeholder="quarantine@localhost">
          </div>
        </div>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_subject">{{ lang.admin.quarantine_notification_subject }}:</label>
          <div class="col-sm-8">
            <input type="text" class="form-control" id="quarantine_subject" name="subject" value="{{ q_data.subject }}" placeholder="Spam Quarantine Notification">
          </div>
        </div>
        <hr>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="quarantine_release_format">{{ lang.admin.quarantine_release_format }}:</label>
          <div class="col-sm-8">
            <select data-width="100%" id="quarantine_release_format" name="release_format" class="selectpicker" title="{{ lang.tfa.select }}">
              <option {% if q_data.release_format == 'raw' %}selected{% endif %} value="raw">{{ lang.admin.quarantine_release_format_raw }}</option>
              <option {% if q_data.release_format == 'attachment' %}selected{% endif %} value="attachment">{{ lang.admin.quarantine_release_format_att }}</option>
            </select>
          </div>
        </div>
        <div class="form-group">
          <label class="col-sm-4 control-label" for="exclude_domains">{{ lang.admin.quarantine_exclude_domains }}:</label>
          <div class="col-sm-8">
            <select data-width="100%" name="exclude_domains" class="selectpicker" title="{{ lang.tfa.select }}" multiple>
              {% for domain in all_domains %}
                <option {% if domain in q_data.exclude_domains|keys %}selected{% endif %}>{{ domain }}</option>
              {% endfor %}
            </select>
          </div>
        </div>
        <hr>
        <legend data-target="#quarantine_template" style="cursor:pointer" unselectable="on" data-toggle="collapse">
          <i style="font-size:10pt;" class="bi bi-plus-square"></i> {{ lang.admin.quarantine_notification_html|raw }}
        </legend>
        <div id="quarantine_template" class="collapse" >
          <textarea autocorrect="off" spellcheck="false" autocapitalize="none" class="form-control textarea-code" rows="40" name="html_tmpl">{{ q_data.html_tmpl|raw }}</textarea>
        </div>
        <button class="btn btn-sm visible-xs-block visible-sm-inline visible-md-inline visible-lg-inline btn-success" data-action="edit_selected" data-item="self" data-id="quarantine" data-api-url='edit/quarantine' data-api-attr='{"action":"settings"}' href="#"><i class="bi bi-check-lg"></i> {{ lang.admin.save }}</button>
      </form>
    </div>
  </div>
</div>