List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=min_ranking&page=5057
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
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    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=min_ranking&page=5056",
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        },
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            "description": "리그전 입니다",
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            },
            "description": "kendi aramızda anlık turnuva",
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                "name": "GO Special Tournaments",
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                "summary": "A group for Go players who love the 9x9 board.",
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