List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=rules&page=160
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Hi everyone, welcome and have FUN!\n\nDouble elimination tournament every Sunday.\n\nPlease contact nobhaete directly if you have any questions.",
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                "name": "Happy Go!!!",
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            "start_waiting": "2026-06-14T04:00:19.212358Z",
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}