convert builder script to use ESM (very slick)

index.html

@@ -40,7 +40,7 @@
       media="screen"
       rel="stylesheet"
       type="text/css"
-      href="/css/site.css?1678238513510"
+      href="/css/site.css?1678239113605"
     />
     <meta
       property="title"

index.js

@@ -1,9 +1,9 @@
-const cheerio = require("cheerio");
-const fs = require("fs");
-const stores = require("./stores.json");
+import { load } from "cheerio";
+import { readFile, writeFile } from "fs";
+import stores from "./stores.json" assert { type: "json" };
 
 function TableViewTemplate(rows) {
-  table = "<table>";
+  let table = "<table>";
   rows.forEach((row, key) => {
     row.rowNumber = key;
     table = table + TableRowTemplate(row);
@@ -19,11 +19,11 @@ function TableRowTemplate({ rowNumber, name, address, city }) {
   </tr>`;
 }
 
-fs.readFile("./index.html", function (err, data) {
+readFile("./index.html", function (err, data) {
   if (err) {
     throw err;
   }
-  const $ = cheerio.load(data);
+  const $ = load(data);
 
   stores.sort(function (a, b) {
     var aname = a.name.toLowerCase();
@@ -42,7 +42,7 @@ fs.readFile("./index.html", function (err, data) {
   );
   const cssurl = $("link[type='text/css']").attr("href").split("?")[0];
   $("link[type='text/css']").attr("href", cssurl + "?" + new Date().getTime());
-  fs.writeFile("./index.html", $.html(), (err) => {
+  writeFile("./index.html", $.html(), (err) => {
     if (err) throw err;
     console.log("Default view updated.");
   });

package.json

@@ -15,5 +15,6 @@
   "homepage": "https://www.nycbookstores.org/",
   "dependencies": {
     "cheerio": "^1.0.0-rc.12"
-  }
+  },
+  "type": "module"
 }