js to make cargocollective a bit more accessibility friendly

a11y.js

try {
  // add img alt tags using filename
  document.addEventListener(
    "DOMContentLoaded",
    function() {
      [...document.getElementsByTagName("img")].forEach(i => {
        i.alt = i.src
          .split("/")
          .pop()
          .split(".")
          .slice(0, -1)
          .join("");
      });
    },
    false
  );

  // replace meta tag
  [...document.getElementsByTagName("meta")].forEach(m => {
    if (m.name === "viewport") {
      m.content = "initial-scale=1.0, maximum-scale=5.0, user-scalable=yes";
    }
  });
} catch (e) {}