Caddy File

matrix.dgroningen.org {
    reverse_proxy /_matrix/* synapse:8008
    reverse_proxy /_synapse/* synapse:8008
}

matrix.dgroningen.org:8448 {
    reverse_proxy synapse:8008
}

dgroningen.org {
    handle /.well-known/matrix/server {
        respond `{"m.server": "matrix.dgroningen.org:443"}`
    }
    handle /.well-known/matrix/client {
        header Access-Control-Allow-Origin *
        respond `{"m.homeserver": {"base_url": "https://matrix.dgroningen.org"}}`
    }
}