Clean up the config file... again?

config/index.js

@@ -1,41 +1,35 @@
-const path = require('path');
-const Image = require('@11ty/eleventy-img');
-
-async function imageWithClassShortcode(
-  src,
-  cls,
-  alt,
-  containFit
-) {
-  let pathPrefix = '';
+const path = require("path");
+const Image = require("@11ty/eleventy-img");
+
+async function imageWithClassShortcode(src, cls, alt, containFit) {
+  let pathPrefix = "";
   let style;
 
   if (process.env.BASEURL) {
-    pathPrefix = process.env.BASEURL
+    pathPrefix = process.env.BASEURL;
   }
 
   const ext = path.extname(src);
-  const fileType = ext.replace('.', '');
+  const fileType = ext.replace(".", "");
 
   const metadata = await Image(src, {
     formats: [fileType],
-    outputDir: './_site/img/',
+    outputDir: "./_site/img/",
   });
 
   const data = metadata[fileType] ? metadata[fileType][0] : metadata.jpeg[0];
- 
+
   if (containFit) {
     style = 'style="object-fit:contain;"';
   }
   return `<img src="${pathPrefix}${data.url}" class="${cls}" alt="${alt}" loading="lazy" decoding="async" ${style}>`;
-};
-
+}
 
 async function imageShortcode(src, alt) {
-  return await imageWithClassShortcode(src, '', alt)
-};
+  return await imageWithClassShortcode(src, "", alt);
+}
 
 module.exports = {
   imageWithClassShortcode,
-  imageShortcode
-}
+  imageShortcode,
+};