List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=5212
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Не перевелись ли еще на Руси?)))",
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            "ended": "2025-03-27T10:17:20.515379Z",
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}