kickerjoiner-server

json storage server
- https://kij.willy-selma.de/db
- GET ?_sort=d&_order=desc
- POST (create): return new id
- PUT (override) with /id
- PATCH (update single nodes in object) with /id

return await fetch(url, {
    method,
    headers: {
      'Content-Type': 'application/json',
    },
    body: JSON.stringify(data),
  }).then((res) => res.json());

websocket -- wss://kij.willy-selma.de/ws