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Blocca la seconda diretta sullo stesso utente, registra gli abusi in admin e presenta la copertina come grafica caricata dalla società, con demo Team MLTV.

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

backend/app/views/layouts/admin.html.erb

@@ -5,7 +5,7 @@
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <meta name="robots" content="noindex, nofollow">
   <%= csrf_meta_tags %>
-  <link rel="stylesheet" href="/admin.css?v=15">
+  <link rel="stylesheet" href="/admin.css?v=16">
   <%= yield :head %>
   <% if content_for?(:replay_archive_styles) %>
     <link rel="stylesheet" href="/marketing.css?v=42">
@@ -32,6 +32,10 @@
         <%= link_to t("admin.layout.nav.billing"), admin_billing_path, class: ("active" if controller_name.in?(%w[billing billing_invoices])) %>
         <%= link_to t("admin.layout.nav.youtube"), admin_youtube_platform_path, class: ("active" if controller_name == "youtube") %>
         <%= link_to t("admin.layout.nav.sessions"), admin_sessions_path, class: ("active" if controller_name == "sessions") %>
+        <% abuse_count = admin_concurrency_violation_lookback_count %>
+        <%= link_to admin_stream_concurrency_violations_path, class: ("active" if controller_name == "stream_concurrency_violations") do %>
+          <%= t("admin.layout.nav.stream_concurrency") %><% if abuse_count.positive? %> <span class="admin-nav-badge"><%= abuse_count %></span><% end %>
+        <% end %>
         <%= link_to t("admin.layout.nav.analytics"), admin_analytics_path, class: ("active" if controller_name == "analytics") %>
         <%= link_to t("admin.layout.nav.costs"), admin_costs_path, class: ("active" if controller_name.in?(%w[costs cost_entries])) %>
         <%= link_to t("admin.layout.nav.stream_nodes"), admin_stream_nodes_path, class: ("active" if controller_name == "stream_nodes") %>