Unifica admin società/squadre e YouTube Full con fallback MLTV.

Premium Full senza canale società usa il canale piattaforma come Light;
in app restano solo Match Live TV e YouTube Live.

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

backend/app/services/youtube/credential_resolver.rb

@@ -6,19 +6,20 @@ module Youtube
 
     def initialize(team)
       @team = team
+      @status = TeamStatus.new(team)
       @mode = team.entitlements.plan.youtube_mode
     end
 
     def resolve
-      if @mode == "matchlivetv_light" && PlatformCredential.configured?
+      if @status.uses_platform_channel?
         PlatformCredential.new
-      else
+      elsif @mode == "team"
         @team.youtube_credential
       end
     end
 
     def uses_platform_channel?
-      @mode == "matchlivetv_light" && PlatformCredential.configured?
+      @status.uses_platform_channel?
     end
   end
 end