Returns the complete bracket structure for a tournament.

This endpoint provides the full tournament bracket including:

• Tournament Metadata: Name, type, status, dates, league
• Groups: Group stage divisions with standings (for group_knockout tournaments)
• Rounds: Bracket rounds with matchups, scores, and advancement status
• Events: Related event entities (optional, when include_events=true)

Bracket Data Sources

The bracket can be built from two sources:

1. Tournament Entity: Uses tournament.rounds field if populated with complete data
2. Events: Reconstructs bracket from events with tournament_id and tournament_round

The endpoint automatically uses whichever source provides the most complete bracket structure.

Bracket Types

Single Elimination (March Madness, CFP)

• Rounds progress: First Round → Second Round → Sweet 16 → Elite 8 → Final Four → Championship
• Each matchup is a single game
• Winner advances, loser eliminated

Best-of-Series (NBA, NHL, MLB, NFL Playoffs)

• Rounds represent playoff series (First Round, Conference Semifinals, etc.)
• Each matchup is a best-of-N series (best of 7, best of 5)
• Series score tracked in series_score field
• Individual games tracked as separate events

Group + Knockout (World Cup, UEFA Champions League)

• Groups: Round-robin play with standings
• Rounds: Knockout stage after group play (Round of 16, Quarterfinals, etc.)
• Top teams from groups advance to knockout rounds

Matchup Information

Each matchup includes:

• Team information (name, abbreviation, seed)
• Scores (home_score, away_score for games, series_score for series)
• Winner designation (home/away)
• Status (scheduled, in_progress, completed, pending)
• Event linking (event_id when game events are created)