caddy/matrix_well_known/support.json

{
  "admins": [
    {
      "matrix_id": "@bbaovanc:boba.best",
      "email_address": "abuse@boba.best",
      "role": "admin"
    },
    {
      "matrix_id": "@bbaovanc:matrix.org",
      "role": "backup"
    }
  ],
  "support_page": "https://matrix.to/#/#support:boba.best"
}