message: use fsLoader on nunjucks
diff: @@ -30,10 +30,10 @@ export default function (userOptions) {
  site.addEventListener("beforeUpdate", (ev) => {
  for (const file of ev.files) {
  const filename = site.src(file);
  - const name = loader.pathsToNames[filename];
  + const name = fsLoader.pathsToNames[filename];
  if (name) {
  - delete loader.cache[name];
  + delete fsLoader.cache[name];
  continue;
  }
  }
  