function clickHandler(e) {
		const $target = e.target;
		const { action } = $target.dataset;

		if (action === "goto") {
			const { fileId } = $target.dataset;
			const annotation = $target.annotation;

			editorManager.switchFile(fileId);
			editorManager.editor.gotoLine(annotation.row + 1, annotation.column);
			$page.hide();

			setTimeout(() => {
				editorManager.editor.focus();
			}, 100);
		}
	}
Click handler for problems page
@param {MouseEvent} e