site/static/.well-known/matrix/client

{
    "m.homeserver": {
        "base_url": "https://im.deuxfleurs.fr"
    },
    "org.matrix.msc3575.proxy": {
        "url": "https://im-syncv3.deuxfleurs.fr"
    },
    "m.identity_server": {
        "base_url": "https://vector.im"
    },
    "im.vector.riot.jitsi": {
        "preferredDomain": "jitsi.deuxfleurs.fr"
    }
}