Bookmark to add time counter on Github Project

bookmark.js

document.querySelectorAll('.js-column-time-count').forEach (el => el.remove());
columns = document.querySelectorAll('.project-column');
columns.forEach((column) => {
    const nodeListLabels = column.querySelectorAll('.js-project-column-cards .project-card:not(.d-none) .issue-card-label > .css-truncate-target');
    const detailContainer = column.querySelector('.details-container > .hide-sm');
    const labels = [...nodeListLabels];
    const totalTime = labels.reduce( (acc, el) => {
        const match = el.innerText.match(/time: (½|[0-9]+)/);
        if (null === match) {
            return acc + 0;
        }
        
        let time = match[1];
        if (time == '½') { 
            time = 0.5;
        }

        return acc + parseFloat(time);
    }, 0);

    const timeCounterEl = document.createElement('span');
    timeCounterEl.setAttribute('class', 'js-column-time-count Counter Counter--gray-light position-relative ml-1 v-align-middle');
    timeCounterEl.style.backgroundColor = '#ceddef';
    timeCounterEl.innerHTML = 'Time: ' + totalTime;
    detailContainer.append(timeCounterEl);
});

install.md

1. Create a new Bookmark
2. Copy/Paste the following URL: javascript:(function()%7Bdocument.querySelectorAll('.js-column-time-count').forEach%20(el%20%3D%3E%20el.remove())%3Bcolumns%20%3D%20document.querySelectorAll('.project-column')%3Bcolumns.forEach((column)%20%3D%3E%20%7Bconst%20nodeListLabels%20%3D%20column.querySelectorAll('.js-project-column-cards%20.project-card%3Anot(.d-none)%20.issue-card-label%20%3E%20.css-truncate-target')%3Bconst%20detailContainer%20%3D%20column.querySelector('.details-container%20%3E%20.hide-sm')%3Bconst%20labels%20%3D%20%5B...nodeListLabels%5D%3Bconst%20totalTime%20%3D%20labels.reduce(%20(acc%2C%20el)%20%3D%3E%20%7Bconst%20match%20%3D%20el.innerText.match(%2Ftime%3A%20(%C2%BD%7C%5B0-9%5D%2B)%2F)%3Bif%20(null%20%3D%3D%3D%20match)%20%7Breturn%20acc%20%2B%200%3B%7Dlet%20time%20%3D%20match%5B1%5D%3Bif%20(time%20%3D%3D%20'%C2%BD')%20%7Btime%20%3D%200.5%3B%7Dreturn%20acc%20%2B%20parseFloat(time)%3B%7D%2C%200)%3Bconst%20timeCounterEl%20%3D%20document.createElement('span')%3BtimeCounterEl.setAttribute('class'%2C%20'js-column-time-count%20Counter%20Counter--gray-light%20position-relative%20ml-1%20v-align-middle')%3BtimeCounterEl.style.backgroundColor%20%3D%20'%23ceddef'%3BtimeCounterEl.innerHTML%20%3D%20'Time%3A%20'%20%2B%20totalTime%3BdetailContainer.append(timeCounterEl)%3B%7D)%7D)()