List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=min_ranking&page=5837
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Apparently I need to join my own tournaments to be included in them. Let's try this again. :|",
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            "started": "2023-09-29T07:00:32.921228Z",
            "ended": "2023-12-19T22:02:44.847850Z",
            "start_waiting": "2023-09-29T07:00:32.698091Z",
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}