求个 chrome 插件 about github1s HOT 4 CLOSED

{
  const BTN_ID = "github-online-editor-button";

  const run = () => {
    const ul = document.querySelector(".pagehead-actions");

    // * ----------------

    if (!ul) return;
    if (ul.querySelector(`#${BTN_ID}`)) return;

    // * ----------------

    const li = document.createElement("li");

    li.id = BTN_ID;

    li.style.borderRadius = "6px";
    li.style.border = "1px solid hsl(0deg 0% 20%)";
    li.style.padding = "3px 12px";
    li.style.cursor = "pointer";
    li.style.lineHeight = "20px";

    li.textContent = "+1s";

    ul.prepend(li);

    // * ----------------

    li.addEventListener("click", () => {
      const github1s = location.href.replace("github.com", "github1s.com");
      window.open(github1s);
    });
  };

  new MutationObserver(run).observe(document, {
    childList: true,
    subtree: true,
  });

  run();
}