GitHub Issue Add Details - no longer works about github-userscripts HOT 3 OPEN

  // Add insert details button
	function addDetailsButton() {
		const button = document.createElement("button");
		button.type = "button";
		button.className = "ghad-details toolbar-item tooltipped tooltipped-n";
		button.setAttribute("aria-label", "Add a details/summary block");
		button.setAttribute("tabindex", "-1");
		button.innerHTML = icon;
		[...document.querySelectorAll(".toolbar-commenting")].forEach(el => {
			if (el && !$(".ghad-details", el)) {
				const btn = $("[aria-label*='Add a task list']", el);
				btn.before(button.cloneNode(true));
			}
		});
	}