Aggiunge il mute del microfono in diretta per evitare claim YouTube sulla musica in palestra.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/views/public/regia/show.html.erb

@@ -15,6 +15,7 @@
      data-score-url="<%= j public_regia_score_path(params[:token]) %>"
      data-pause-url="<%= j public_regia_pause_path(params[:token]) %>"
      data-resume-url="<%= j public_regia_resume_path(params[:token]) %>"
+     data-audio-mute-url="<%= j public_regia_audio_mute_path(params[:token]) %>"
      data-stop-url="<%= j public_regia_stop_path(params[:token]) %>"
      data-cable-url="<%= j "/cable?regia_token=#{params[:token]}" %>"
      data-hls-url="<%= j @session.hls_playback_url %>"
@@ -26,7 +27,8 @@
      data-live-share-title="<%= j @live_share_title %>"
      data-points-target="<%= @match.effective_board_type.in?(%w[volley racket]) ? Scoring::Rules.from_match(@match).points_target(@score.current_set) : 0 %>"
      data-stream-closed="<%= @stream_closed %>"
-     data-initial-paused="<%= @session.paused? %>">
+     data-initial-paused="<%= @session.paused? %>"
+     data-initial-audio-muted="<%= @session.audio_muted %>">
 
   <header class="regia-header">
     <h1><%= @team.name %> vs <%= @match.opponent_name %></h1>
@@ -77,6 +79,7 @@
 
   <% unless @stream_closed %>
     <button type="button" class="regia-btn regia-btn--outline" id="btn-pause"><%= @session.paused? ? t("regia.resume") : t("regia.pause") %></button>
+    <button type="button" class="regia-btn regia-btn--outline<%= @session.audio_muted ? ' is-muted' : '' %>" id="btn-audio-mute"><%= @session.audio_muted ? t("regia.unmute") : t("regia.mute") %></button>
     <button type="button" class="regia-btn regia-btn--danger" id="btn-stop"><%= t("regia.stop") %></button>
   <% end %>
 </div>
@@ -94,4 +97,4 @@
   </div>
 </div>
 
-<script src="/regia.js?v=8"></script>
+<script src="/regia.js?v=9"></script>