List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-handicap&page=3532
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

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            "description": "Fast tournament: pay attention, 12 hours increment is something like two movements per day to keep the flow ;-)\n\nQuoted from Fast Correspondence Group (thanx):\n“Use the conditional move feature to speed up the game. No pausing and no vacations; anyone who has vacation mode switched on or pauses a game, will be disqualified. Also, please do not use AI.”\n\nAnd I add: and no weekends, just make your move; it's a tournament, my friend!",
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        {
            "id": 136191,
            "name": "Absolute Fortnight - May 2026",
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                "username": "Macrophage",
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            "name": "DemoTournament",
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                "username": "Czmoutiihakia",
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            "description": "testtest",
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            "id": 72565,
            "name": "Nine*Nine, NineNineNine",
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                "username": "DVbS78rkR7NVe",
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            "description": "<h2 style=\"color:red\">999 Rounds of 9x9</h2>\n\nThis is another silly tournament, this time it's 9x9 but with lots and lots of rounds (if it even works).\n\nGames themselves are meant to be relatively quick.\n\nUsing \"pause\" may result in disqualification if it holds the tournament from advancing to the next round.\n\nIf only one active player is left, the tournament is ended prematurely, I think. In a way, this is a survival tournament.\n\nInspired by The Nonary Games.",
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            "description": "May the best Go players BATTLE it out to see who wins!",
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                "name": "Sunday GO and MORE",
                "summary": "You can't miss this group, join now!",
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        {
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            "name": "Primus inter pares (4) (12 k only)",
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            "description": "Dear 12 k players,\n\nThis is really unique and (no longer) unprecedented. A tournament dedicated exclusively to serious and dedicated 12 k players. The new format has proved to be attractive and successful.\n\nThe previous edition of the round robin took shorter than any other tournament I participate in: from February till May. It will give you a quick but meaningful assessment of your potential\n\nThe best chance to focus and to enjoy a challenging tournament, free of frustration, pure pleasure. \n\nJoin as soon as you can to make sure that you are still 12 k.",
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        {
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                "username": "matburt",
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