How to use @casual-simulation/crypto-node - 1 common examples

cfg =>
            new AuxVMNode(
                new RemoteAuxChannel(user, cfg, {
                    sandboxFactory: lib => getSandbox(lib),
                    partitionOptions: {
                        defaultHost: host,
                        store: new NullCausalTreeStore(),
                        crypto: new NodeSigningCryptoImpl(
                            'ECDSA-SHA256-NISTP256'
                        ),
                    },
                })
            )
    );