(() => {
    const key = document.getElementById('Key');
    document.querySelectorAll('[data-template-channel]').forEach(link => {
        link.addEventListener('click', () => {
            const url = new URL(link.href);
            url.searchParams.set('key', key?.value ?? url.searchParams.get('key') ?? '');
            link.href = url.href;
        });
    });
})();