List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=max_ranking&page=4444
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "許澤延\t2K\n潘煦芊\t1K\n岑禮杰\t12K\n黃俊傑\t6K\n張梓謙\t4K\n鄒綽廉\t6K",
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