HTMLify

<script>
fetch("./stickers.json")
    .then(res => res.json())
    .then(data => {
        // shuffle
        for (let i = data.length - 1; i > 0; i--) {
            const j = Math.floor(Math.random() * (i + 1));
            [data[i], data[j]] = [data[j], data[i]];
        }

        // adding
        data.forEach(name => {
            const img = document.createElement("img");
            img.src = "stickers/" + name;
            img.loading = "lazy";
            img.decoding = "async";
            document.body.appendChild(img);
        });
    });
</script>