datefilter

// Add a date filter
  eleventyConfig.addFilter("dateFormat", function(date) {
    const year = date.getFullYear();
    const month = ('0' + (date.getMonth() + 1)).slice(-2); // Adds leading 0 for single digit months
    const day = ('0' + date.getDate()).slice(-2); // Adds leading 0 for single digit days

    return `${year}/${month}/${day}`;
  });