In JavaScript console, get a list of all failed GitHub Action run URLs:
x=document.getElementsByClassName("merge-status-item");for (i=0;i<x.length;i++) { y=x[i].querySelector(".merge-status-icon");if (y && y.querySelector(".color-fg-danger")){console.log(x[i].querySelector(".status-actions").href)}}
Then on each individual run page, to re-run all failed jobs:
document.getElementsByClassName("rerun-dialog")[0].querySelector("summary").click();setTimeout(function(){z=document.getElementsByClassName("overflow-auto")[0].querySelectorAll('button');z[z.length-1].click()}, 500);