Get information about the connected node and what WebLN methods it supports.
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", ...}