Obtain node information and which methods are supported.
Method
async function getInfo(): GetInfoResponse
Response
interface GetInfoResponse {
node: {
alias: string;
pubkey: string;
color?: string;
};
// "request.*" methods are not supported by all connectors
// (see webln.request for more info)
methods: string[]; // e.g. "makeInvoice", "sendPayment", "request.openchannel", ...
}