webR = {
let { WebR, ChannelType } = await import('https://webr.r-wasm.org/latest/webr.mjs');
let webR = new WebR({ channelType: ChannelType.PostMessage });
await webR.init();
await webR.installPackages(['ivreg'])
await webR.evalR('set.seed(1234); library(ivreg)')
mutable loaded = true;
return webR;
}