Obtain node information and which methods are supported.
Method
asyncfunctiongetInfo():GetInfoResponse
Response
interfaceGetInfoResponse { 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", ...}