Fix regia basket e stabilità diretta iOS.

La regia remota non va più in 500 su basket/timed; iOS gestisce chiusura set, riconnessione RTMP e avanzamento quarti in modo affidabile.

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

backend/app/services/scoring/rules.rb

@@ -45,6 +45,11 @@ module Scoring
       current_set >= max_sets ? @points_deciding_set : @points_per_set
     end
 
+    def self.points_target_for_match(match, current_set: 1)
+      rules = from_match(match)
+      rules.is_a?(Rules) ? rules.points_target(current_set) : 0
+    end
+
     def set_winner_from_points(home_points:, away_points:, current_set:)
       target = points_target(current_set)
       if home_points >= target && (home_points - away_points) >= @min_point_lead