in htdocs/js/boxer.js [784:789]
function begin_oauth_github() {
let oauth_url = encodeURIComponent(`https://${hostname}/boxer/?action=oauth&key=github&state=` + state);
let ghurl = `https://github.com/login/oauth/authorize?client_id=${gh_client_id}&redirect_uri=${oauth_url}`;
console.log(ghurl);
location.href = ghurl;
}