Aggiunge copertina sponsor custom solo Premium Full, con override in wizard e slate sui nodi di streaming.

Permette upload da portale e app con ereditarietà partita→squadra→società, generazione MP4 via ffmpeg e distribuzione su home lab e nodi CPX per pause e assenza segnale.

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

backend/app/views/public/clubs/edit.html.erb

@@ -10,6 +10,9 @@
       <%= label_tag "club[sport]", t("club.sport_label") %>
       <%= select_tag "club[sport]", sport_catalog_options(@club.sport) %>
       <%= render "shared/branding_fields", record: @club, legend: t("club.branding_legend") %>
+      <%= render "shared/cover_fields",
+            record: @club,
+            can_upload: @entitlements&.can_use_custom_cover? %>
       <%= render "shared/billing_profile_fields", record: @club %>
       <%= submit_tag t("club.edit.save"), class: "btn btn-primary" %>
     <% end %>

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

@@ -46,7 +46,7 @@
   </div>
 <% else %>
   <div class="live-player-wrap">
-    <video id="player" controls playsinline muted autoplay poster="/images/copertina-canale.png"></video>
+    <video id="player" controls playsinline muted autoplay poster="<%= @cover_poster_url %>"></video>
     <%= render "public/live/player_overlays", match: @match, session: @session %>
     <button type="button" id="play-hint" class="live-play-hint" hidden>
       <%= t("live.show.play_hint") %>

backend/app/views/public/teams/edit.html.erb

@@ -25,6 +25,10 @@
       </div>
 
       <%= render "shared/branding_fields", record: @team, show_inherit_hint: true, legend: t("team.edit.branding_legend") %>
+      <%= render "shared/cover_fields",
+            record: @team,
+            show_inherit_hint: true,
+            can_upload: @entitlements&.can_use_custom_cover? %>
 
       <%= label_tag "team[slug]", t("team.edit.slug_label") %>
       <p class="branding-hint" style="margin-top:0">