Aggiunge i tornei con hub, pagina pubblica e tabellone per semifinali e finali.

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

backend/app/models/match.rb

@@ -2,7 +2,14 @@ class Match < ApplicationRecord
   include Coverable
 
   belongs_to :team
+  belongs_to :tournament, optional: true
+  belongs_to :home_participant, class_name: "TournamentParticipant", optional: true
+  belongs_to :away_participant, class_name: "TournamentParticipant", optional: true
+  belongs_to :tournament_group, optional: true
+  belongs_to :tournament_round, optional: true
+  belongs_to :winner_participant, class_name: "TournamentParticipant", optional: true
   has_many :stream_sessions, dependent: :destroy
+  has_many :broadcast_assignments, class_name: "TournamentBroadcastAssignment", dependent: :destroy
 
   has_one_attached :opponent_logo_file
 
@@ -20,6 +27,8 @@ class Match < ApplicationRecord
 
   before_validation :normalize_sport_key
   before_validation :inherit_sport_from_team, on: :create
+  before_validation :sync_tournament_display_names
+  after_commit :sync_tournament_broadcast_assignments, on: %i[create update]
 
   scope :scheduled_for_live, -> {
     where.not(scheduled_at: nil).where("scheduled_at >= ?", Time.zone.now)
@@ -116,6 +125,30 @@ class Match < ApplicationRecord
     Sports::Catalog.find_optional(sport_key)&.dig(:label) || sport_key.to_s.humanize
   end
 
+  def tournament_match?
+    has_attribute?(:tournament_id) && tournament_id.present?
+  end
+
+  def home_display_name
+    home_participant&.name.presence || (tournament_match? ? I18n.t("tournaments.tbd") : team.name)
+  end
+
+  def away_display_name
+    away_participant&.name.presence || (tournament_match? ? I18n.t("tournaments.tbd") : opponent_name.presence)
+  end
+
+  def matchup_label
+    "#{home_display_name} vs #{away_display_name}"
+  end
+
+  def played?
+    result_status == "played"
+  end
+
+  def court_or_location
+    court.presence || location
+  end
+
   # Alias legacy API/spec (colonna rinominata in sport_key).
   def sport
     sport_key
@@ -132,12 +165,34 @@ class Match < ApplicationRecord
   end
 
   def inherit_sport_from_team
+    if has_attribute?(:tournament_id) && tournament.present?
+      self.sport_key = tournament.sport_key if new_record? || sport_key.blank?
+      return
+    end
+
     return unless team.present?
 
     # Il default DB (pallavolo) non deve prevalere sullo sport della squadra alla creazione.
     self.sport_key = team.sport_key if new_record? || sport_key.blank?
   end
 
+  def sync_tournament_display_names
+    return unless has_attribute?(:tournament_id) && tournament_id.present?
+
+    self.opponent_name = away_display_name if away_participant.present? || opponent_name.blank?
+    venue_court = [tournament&.venue, court].compact_blank
+    self.location = venue_court.join(" — ") if venue_court.any?
+
+    self.category = tournament.name if category.blank? && tournament.present?
+  end
+
+  def sync_tournament_broadcast_assignments
+    return unless has_attribute?(:tournament_id) && tournament_id.present?
+    return unless saved_change_to_court? || saved_change_to_scheduled_at? || previously_new_record?
+
+    Tournaments::SyncAssignments.sync_match!(self)
+  end
+
   def sport_key_known
     return if sport_key.blank?
     return if Sports::Catalog.find_optional(sport_key)