diff --git a/.eleventy.js b/.eleventy.js
index 6b794b7..59fdca7 100644
--- a/.eleventy.js
+++ b/.eleventy.js
@@ -1,21 +1,23 @@
-const fs = require("fs");
-const path = require("path");
-
-const { DateTime } = require("luxon");
-const pluginRss = require("@11ty/eleventy-plugin-rss");
-const pluginSyntaxHighlight = require("@11ty/eleventy-plugin-syntaxhighlight");
-const pluginNavigation = require("@11ty/eleventy-navigation");
-const Image = require("@11ty/eleventy-img");
-const markdownIt = require("markdown-it");
-const markdownItAnchor = require("markdown-it-anchor");
-const markdownItAttrs = require("markdown-it-attrs");
+const fs = require('fs');
+const path = require('path');
 
+const { DateTime } = require('luxon');
+const pluginRss = require('@11ty/eleventy-plugin-rss');
+const pluginSyntaxHighlight = require('@11ty/eleventy-plugin-syntaxhighlight');
+const pluginNavigation = require('@11ty/eleventy-navigation');
+const Image = require('@11ty/eleventy-img');
+const markdownIt = require('markdown-it');
+const markdownItAnchor = require('markdown-it-anchor');
+const markdownItAttrs = require('markdown-it-attrs');
 
 function hyphenize(input) {
-  return input.replace(/[^\w- ]/, "").replace(/[_ ]/, "-").toLowerCase();
+  return input
+    .replace(/[^\w- ]/, '')
+    .replace(/[_ ]/, '-')
+    .toLowerCase();
 }
 
-module.exports = function(eleventyConfig) {
+module.exports = function (eleventyConfig) {
   eleventyConfig.addPlugin(pluginRss);
   eleventyConfig.addPlugin(pluginSyntaxHighlight);
   eleventyConfig.addPlugin(pluginNavigation);
@@ -26,45 +28,63 @@ module.exports = function(eleventyConfig) {
   // Filters
   //
 
-  eleventyConfig.addFilter("readableDate", dateObj => {
-    return DateTime.fromJSDate(dateObj, {zone: 'utc'}).toFormat("dd LLL yyyy");
+  eleventyConfig.addFilter('readableDate', (dateObj) => {
+    return DateTime.fromJSDate(dateObj, { zone: 'utc' }).toFormat(
+      'dd LLL yyyy'
+    );
   });
   eleventyConfig.addFilter('htmlDateString', (dateObj) => {
-    return DateTime.fromJSDate(dateObj, {zone: 'utc'}).toFormat('yyyy-LL-dd');
+    return DateTime.fromJSDate(dateObj, { zone: 'utc' }).toFormat('yyyy-LL-dd');
   });
-  eleventyConfig.addFilter("head", (array, n) => n < 0 ? array.slice(n) : array.slice(0, n));
-  eleventyConfig.addFilter("min", (...numbers) => Math.min.apply(null, numbers));
+  eleventyConfig.addFilter('head', (array, n) =>
+    n < 0 ? array.slice(n) : array.slice(0, n)
+  );
+  eleventyConfig.addFilter('min', (...numbers) =>
+    Math.min.apply(null, numbers)
+  );
 
   function filterTagList(tags) {
-    return (tags || []).filter(tag => ["all", "nav", "post", "posts"].indexOf(tag) === -1);
+    return (tags || []).filter(
+      (tag) => ['all', 'nav', 'post', 'posts'].indexOf(tag) === -1
+    );
   }
-  eleventyConfig.addFilter("filterTagList", filterTagList);
+  eleventyConfig.addFilter('filterTagList', filterTagList);
 
   // Build collections for the top and bottom navigation - the first one
   // contains the main sites and the latter contains legal pages.
-  eleventyConfig.addCollection("topNavigation", (collection) => {
-    return collection.getAll().filter(item => !(item.data.tags || []).includes('legal'));
+  eleventyConfig.addCollection('topNavigation', (collection) => {
+    return collection
+      .getAll()
+      .filter((item) => !(item.data.tags || []).includes('legal'));
   });
-  eleventyConfig.addCollection("bottomNavigation", (collection) => {
-    return collection.getAll().filter(item => (item.data.tags || []).includes('legal'));
+  eleventyConfig.addCollection('bottomNavigation', (collection) => {
+    return collection
+      .getAll()
+      .filter((item) => (item.data.tags || []).includes('legal'));
   });
 
   //
   // Widgets
   //
 
-  eleventyConfig.addPairedShortcode("section", (content, inverted) => `
+  eleventyConfig.addPairedShortcode(
+    'section',
+    (content, inverted) => `
 <section class="page-section${inverted ? ' inverse' : ''}">
 ${content}
 </section>
-  `);
+  `
+  );
 
-  eleventyConfig.addPairedShortcode("tabs", (content) => `
+  eleventyConfig.addPairedShortcode(
+    'tabs',
+    (content) => `
 <div class="tabs-widget">
 ${content}
 </div>
-  `);
-  eleventyConfig.addPairedShortcode("tab", (content, title) => {
+  `
+  );
+  eleventyConfig.addPairedShortcode('tab', (content, title) => {
     const hyphenizedTitle = hyphenize(title);
     return `
 <div id="${hyphenizedTitle}" class="tab">
@@ -74,29 +94,31 @@ ${content}
     `;
   });
 
-  eleventyConfig.addPairedAsyncShortcode("banner", async (content, title, backgroundSource, backgroundAlt) => {
-    const backgroundMetadata = await Image(`src/images/${backgroundSource}`, {
-      widths: [1200, 1980, 4000],
-      formats: ["avif", "webp", "jpeg"],
-      urlPath: "/assets/img",
-      outputDir: "./dist/assets/img",
-      sharpAvifOptions: { quality: 40 },
-      sharpWebpOptions: { quality: 50 },
-      sharpJpegOptions: { quality: 65 },
-    });
-    const backgroundHTML = Image.generateHTML(backgroundMetadata, {
-      alt: backgroundAlt,
-      sizes: "100vw",
-      loading: "lazy",
-      decoding: "async",
-      whitespaceMode: "inline",
-    });
+  eleventyConfig.addPairedAsyncShortcode(
+    'banner',
+    async (content, title, backgroundSource, backgroundAlt) => {
+      const backgroundMetadata = await Image(`src/images/${backgroundSource}`, {
+        widths: [1200, 1980, 4000],
+        formats: ['avif', 'webp', 'jpeg'],
+        urlPath: '/assets/img',
+        outputDir: './dist/assets/img',
+        sharpAvifOptions: { quality: 40 },
+        sharpWebpOptions: { quality: 50 },
+        sharpJpegOptions: { quality: 65 },
+      });
+      const backgroundHTML = Image.generateHTML(backgroundMetadata, {
+        alt: backgroundAlt,
+        sizes: '100vw',
+        loading: 'lazy',
+        decoding: 'async',
+        whitespaceMode: 'inline',
+      });
 
-    return `
+      return `
 <div class="page-banner">
 <div class="background">${backgroundHTML}</div>
 <div class="content">
-${ title ? '<div class="title">' + title + '</div>' : '' }
+${title ? '<div class="title">' + title + '</div>' : ''}
 ${
   // The '\n's here are required so that markdwon still gets rendered in the
   // content block:
@@ -105,50 +127,52 @@ ${
 </div>
 </div>
     `;
-  });
+    }
+  );
 
   //
   // Templating
   //
 
-  eleventyConfig.addLayoutAlias("page", "layouts/page.njk");
-  eleventyConfig.addLayoutAlias("post", "layouts/post.njk");
+  eleventyConfig.addLayoutAlias('page', 'layouts/page.njk');
+  eleventyConfig.addLayoutAlias('post', 'layouts/post.njk');
 
   let markdownLibrary = markdownIt({
     html: true,
     breaks: false,
-    linkify: true
-  }).use(markdownItAnchor).use(markdownItAttrs);
-  eleventyConfig.setLibrary("md", markdownLibrary);
+    linkify: true,
+  })
+    .use(markdownItAnchor)
+    .use(markdownItAttrs);
+  eleventyConfig.setLibrary('md', markdownLibrary);
 
   //
   // Build settings
   //
 
-  eleventyConfig.addPassthroughCopy({ "src/assets": "assets" });
+  eleventyConfig.addPassthroughCopy({ 'src/assets': 'assets' });
 
   eleventyConfig.setBrowserSyncConfig({
     callbacks: {
-      ready: function(err, browserSync) {
+      ready: function (err, browserSync) {
         const content_404 = fs.readFileSync('dist/404.html');
 
-        browserSync.addMiddleware("*", (req, res) => {
+        browserSync.addMiddleware('*', (req, res) => {
           // Provides the 404 content without redirect.
-          res.writeHead(404, {"Content-Type": "text/html; charset=UTF-8"});
+          res.writeHead(404, { 'Content-Type': 'text/html; charset=UTF-8' });
           res.write(content_404);
           res.end();
         });
       },
     },
     ui: false,
-    ghostMode: false
+    ghostMode: false,
   });
 
   //
   // Other settings
   //
 
-
   return {
     dir: {
       input: 'src/content',
@@ -159,15 +183,10 @@ ${
       output: 'dist',
     },
 
-    templateFormats: [
-      "md",
-      "njk",
-      "html",
-      "liquid"
-    ],
+    templateFormats: ['md', 'njk', 'html', 'liquid'],
 
-    markdownTemplateEngine: "njk",
-    htmlTemplateEngine: "njk",
+    markdownTemplateEngine: 'njk',
+    htmlTemplateEngine: 'njk',
     dataTemplateEngine: false,
   };
 };
diff --git a/.prettierrc b/.prettierrc
new file mode 100644
index 0000000..f3365c7
--- /dev/null
+++ b/.prettierrc
@@ -0,0 +1,7 @@
+{
+  "arrowParens": "always",
+  "printWidth": 80,
+  "proseWrap": "always",
+  "singleQuote": true,
+  "trailingComma": "es5"
+}
diff --git a/nix/node-packages.nix b/nix/node-packages.nix
index 4b4f390..b874997 100644
--- a/nix/node-packages.nix
+++ b/nix/node-packages.nix
@@ -310,6 +310,15 @@ let
         sha512 = "THtfYS6KtME/yIAhKjZ2ul7XI96lQGHRputJQHO80LAWQnuGP4iCIN8vdMRboGbIEYBwU33q8Tch1os2+X0kMg==";
       };
     };
+    "array-flatten-1.1.1" = {
+      name = "array-flatten";
+      packageName = "array-flatten";
+      version = "1.1.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz";
+        sha1 = "9a5f699051b1e7073328f2a008968b64ea2955d2";
+      };
+    };
     "array-union-1.0.2" = {
       name = "array-union";
       packageName = "array-union";
@@ -508,6 +517,15 @@ let
         sha512 = "gaqbzQPqOoamawKg0LGVd7SzLgXS+JH61oWprSLH+P+abTczqJbhTR8CmJ2u9/bUYNmHTGJx/UEmn6doAvvuig==";
       };
     };
+    "body-parser-1.19.0" = {
+      name = "body-parser";
+      packageName = "body-parser";
+      version = "1.19.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/body-parser/-/body-parser-1.19.0.tgz";
+        sha512 = "dhEPs72UPbDnAQJ9ZKMNTP6ptJaionhP5cBb541nXPlW60Jepo9RV/a4fX4XWW9CuFNK22krhrj1+rgzifNCsw==";
+      };
+    };
     "boolbase-1.0.0" = {
       name = "boolbase";
       packageName = "boolbase";
@@ -868,6 +886,33 @@ let
         sha512 = "vCrqcSIq4//Gx74TXXCGnHpulY1dskqLTFGDmhrGxzeXL8lF8kvXv6mpNWlJj1uD4DW23D4ljAqbY4RRaaUZIw==";
       };
     };
+    "content-disposition-0.5.3" = {
+      name = "content-disposition";
+      packageName = "content-disposition";
+      version = "0.5.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.3.tgz";
+        sha512 = "ExO0774ikEObIAEV9kDo50o+79VCUdEB6n6lzKgGwupcVeRlhrj3qGAfwq8G6uBJjkqLrhT0qEYFcWng8z1z0g==";
+      };
+    };
+    "content-type-1.0.4" = {
+      name = "content-type";
+      packageName = "content-type";
+      version = "1.0.4";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz";
+        sha512 = "hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==";
+      };
+    };
+    "cookie-0.4.0" = {
+      name = "cookie";
+      packageName = "cookie";
+      version = "0.4.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/cookie/-/cookie-0.4.0.tgz";
+        sha512 = "+Hp8fLp57wnUSt0tY0tHEXh4voZRDnoIrZPqlo3DPiI4y9lwg/jqx+1Om94/W6ZaPDOUbnjOt/99w66zk+l1Xg==";
+      };
+    };
     "cookie-0.4.1" = {
       name = "cookie";
       packageName = "cookie";
@@ -877,6 +922,15 @@ let
         sha512 = "ZwrFkGJxUR3EIoXtO+yVE69Eb7KlixbaeAWfBQB9vVsNn/o+Yw69gBWSSDK825hQNdN+wF8zELf3dFNl/kxkUA==";
       };
     };
+    "cookie-signature-1.0.6" = {
+      name = "cookie-signature";
+      packageName = "cookie-signature";
+      version = "1.0.6";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz";
+        sha1 = "e303a882b342cc3ee8ca513a79999734dab3ae2c";
+      };
+    };
     "core-util-is-1.0.2" = {
       name = "core-util-is";
       packageName = "core-util-is";
@@ -1300,6 +1354,15 @@ let
         sha512 = "XYfuKMvj4O35f/pOXLObndIRvyQ+/+6AhODh+OKWj9S9498pHHn/IMszH+gt0fBCRWMNfk1ZSp5x3AifmnI2vg==";
       };
     };
+    "express-4.17.1" = {
+      name = "express";
+      packageName = "express";
+      version = "4.17.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/express/-/express-4.17.1.tgz";
+        sha512 = "mHJ9O79RqluphRrcw2X/GTh3k9tVv8YcoyY4Kkh4WDMUYKRZUq0h1o0w2rrrxBqM7VoeUVqgb27xlEMXTnYt4g==";
+      };
+    };
     "extend-shallow-2.0.1" = {
       name = "extend-shallow";
       packageName = "extend-shallow";
@@ -1345,6 +1408,15 @@ let
         sha1 = "ce0b6855b45853e791b2fcc680046d88253dd7f5";
       };
     };
+    "finalhandler-1.1.2" = {
+      name = "finalhandler";
+      packageName = "finalhandler";
+      version = "1.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.2.tgz";
+        sha512 = "aAWcW57uxVNrQZqFXjITpW3sIUQmHGG3qSb9mUah9MgMC4NeWhNOlNjXEYq3HjRAvL6arUviZGGJsBg6z0zsWA==";
+      };
+    };
     "find-up-4.1.0" = {
       name = "find-up";
       packageName = "find-up";
@@ -1381,6 +1453,15 @@ let
         sha512 = "HWqDgT7ZEkqRzBvc2s64vSZ/hfOceEol3ac/7tKwzuvEyWx3/4UegXh5oBOIotkGsObyk3xznnSRVADBgWSQVg==";
       };
     };
+    "forwarded-0.2.0" = {
+      name = "forwarded";
+      packageName = "forwarded";
+      version = "0.2.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz";
+        sha512 = "buRG0fpBtRHSTCOASe6hD258tEubFoRLb4ZNA6NxMVHNw2gOcwHo9wyablzMzOA5z9xA9L1KNjk/Nt6MT9aYow==";
+      };
+    };
     "fresh-0.5.2" = {
       name = "fresh";
       packageName = "fresh";
@@ -1669,6 +1750,15 @@ let
         sha1 = "8b55680bb4be283a0b5bf4ea2e38580be1d9320d";
       };
     };
+    "http-errors-1.7.2" = {
+      name = "http-errors";
+      packageName = "http-errors";
+      version = "1.7.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/http-errors/-/http-errors-1.7.2.tgz";
+        sha512 = "uUQBt3H/cSIVfch6i1EuPNy/YsRSOUBXTVfZ+yR7Zjez3qjBz6i9+i4zjNaoqcoFVI4lQJ5plg63TvGfRSDCRg==";
+      };
+    };
     "http-errors-1.7.3" = {
       name = "http-errors";
       packageName = "http-errors";
@@ -1768,6 +1858,15 @@ let
         sha512 = "JV/yugV2uzW5iMRSiZAyDtQd+nxtUnjeLt0acNdw98kKLrvuRVyB80tsREOE7yvGVgalhZ6RNXCmEHkUKBKxew==";
       };
     };
+    "ipaddr.js-1.9.1" = {
+      name = "ipaddr.js";
+      packageName = "ipaddr.js";
+      version = "1.9.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz";
+        sha512 = "0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==";
+      };
+    };
     "is-absolute-1.0.0" = {
       name = "is-absolute";
       packageName = "is-absolute";
@@ -2281,6 +2380,24 @@ let
         sha1 = "fe85b2ec75a59037f2adfec100fd6c601761152e";
       };
     };
+    "media-typer-0.3.0" = {
+      name = "media-typer";
+      packageName = "media-typer";
+      version = "0.3.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz";
+        sha1 = "8710d7af0aa626f8fffa1ce00168545263255748";
+      };
+    };
+    "merge-descriptors-1.0.1" = {
+      name = "merge-descriptors";
+      packageName = "merge-descriptors";
+      version = "1.0.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz";
+        sha1 = "b00aaa556dd8b44568150ec9d1b953f3f90cbb61";
+      };
+    };
     "merge2-1.4.1" = {
       name = "merge2";
       packageName = "merge2";
@@ -2290,6 +2407,15 @@ let
         sha512 = "8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==";
       };
     };
+    "methods-1.1.2" = {
+      name = "methods";
+      packageName = "methods";
+      version = "1.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz";
+        sha1 = "5529a4d67654134edcc5266656835b0f851afcee";
+      };
+    };
     "micromatch-4.0.4" = {
       name = "micromatch";
       packageName = "micromatch";
@@ -2308,6 +2434,15 @@ let
         sha512 = "KI1+qOZu5DcW6wayYHSzR/tXKCDC5Om4s1z2QJjDULzLcmf3DvzS7oluY4HCTrc+9FiKmWUgeNLg7W3uIQvxtQ==";
       };
     };
+    "mime-1.6.0" = {
+      name = "mime";
+      packageName = "mime";
+      version = "1.6.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/mime/-/mime-1.6.0.tgz";
+        sha512 = "x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==";
+      };
+    };
     "mime-db-1.48.0" = {
       name = "mime-db";
       packageName = "mime-db";
@@ -2398,6 +2533,15 @@ let
         sha1 = "5608aeadfc00be6c2901df5f9861788de0d597c8";
       };
     };
+    "ms-2.1.1" = {
+      name = "ms";
+      packageName = "ms";
+      version = "2.1.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz";
+        sha512 = "tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==";
+      };
+    };
     "ms-2.1.2" = {
       name = "ms";
       packageName = "ms";
@@ -2740,6 +2884,15 @@ let
         sha1 = "bfccdc8df5b12dc52c8b43ec38d18d72c04ba96d";
       };
     };
+    "path-to-regexp-0.1.7" = {
+      name = "path-to-regexp";
+      packageName = "path-to-regexp";
+      version = "0.1.7";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz";
+        sha1 = "df604178005f522f15eb4490e7247a1bfaa67f8c";
+      };
+    };
     "picomatch-2.3.0" = {
       name = "picomatch";
       packageName = "picomatch";
@@ -2839,6 +2992,15 @@ let
         sha512 = "iqqSR84tNYQUQHRXalSKdIaM8Ov1QxOVuBNWI7+BzZWv6Ih9k75wOnH1rGQ9WWTaaLkTpxWKIciOF0KyfM74+Q==";
       };
     };
+    "prettier-2.4.1" = {
+      name = "prettier";
+      packageName = "prettier";
+      version = "2.4.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/prettier/-/prettier-2.4.1.tgz";
+        sha512 = "9fbDAXSBcc6Bs1mZrDYb3XKzDLm4EXXL9sC1LqKP5rZkT6KRr/rf9amVUcODVXgguK/isJz0d0hP72WeaKWsvA==";
+      };
+    };
     "pretty-2.0.0" = {
       name = "pretty";
       packageName = "pretty";
@@ -2902,6 +3064,15 @@ let
         sha1 = "212d5bfe1318306a420f6402b8e26ff39647a849";
       };
     };
+    "proxy-addr-2.0.7" = {
+      name = "proxy-addr";
+      packageName = "proxy-addr";
+      version = "2.0.7";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz";
+        sha512 = "llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==";
+      };
+    };
     "prr-1.0.1" = {
       name = "prr";
       packageName = "prr";
@@ -3046,6 +3217,15 @@ let
         sha1 = "1cfcb25c10a9b2b483053ff39f5dfc9233908cfe";
       };
     };
+    "qs-6.7.0" = {
+      name = "qs";
+      packageName = "qs";
+      version = "6.7.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/qs/-/qs-6.7.0.tgz";
+        sha512 = "VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==";
+      };
+    };
     "queue-6.0.2" = {
       name = "queue";
       packageName = "queue";
@@ -3073,6 +3253,15 @@ let
         sha512 = "Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==";
       };
     };
+    "raw-body-2.4.0" = {
+      name = "raw-body";
+      packageName = "raw-body";
+      version = "2.4.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/raw-body/-/raw-body-2.4.0.tgz";
+        sha512 = "4Oz8DUIwdvoa5qMJelxipzi/iJIi40O5cGV1wNYp5hvZP8ZN0T+jiNkL0QepXs+EsQ9XJ8ipEDoiH70ySUJP3Q==";
+      };
+    };
     "raw-body-2.4.1" = {
       name = "raw-body";
       packageName = "raw-body";
@@ -3298,6 +3487,15 @@ let
         sha512 = "E64YFPUssFHEFBvpbbjr44NCLtI1AohxQ8ZSiJjQLskAdKuriYEP6VyGEsRDH8ScozGpkaX1BGvhanqCwkcEZw==";
       };
     };
+    "send-0.17.1" = {
+      name = "send";
+      packageName = "send";
+      version = "0.17.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/send/-/send-0.17.1.tgz";
+        sha512 = "BsVKsiGcQMFwT8UxypobUKyv7irCNRHk1T0G680vk88yf6LBByGcZJOTJCrTP2xVN6yI+XjPJcNuE3V4fT9sAg==";
+      };
+    };
     "serve-index-1.9.1" = {
       name = "serve-index";
       packageName = "serve-index";
@@ -3316,6 +3514,15 @@ let
         sha512 = "p/tdJrO4U387R9oMjb1oj7qSMaMfmOyd4j9hOFoxZe2baQszgHcSWjuya/CiT5kgZZKRudHNOA0pYXOl8rQ5nw==";
       };
     };
+    "serve-static-1.14.1" = {
+      name = "serve-static";
+      packageName = "serve-static";
+      version = "1.14.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz";
+        sha512 = "JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==";
+      };
+    };
     "server-destroy-1.0.1" = {
       name = "server-destroy";
       packageName = "server-destroy";
@@ -3748,6 +3955,15 @@ let
         sha1 = "27a5dea06b36b04a0a9966774b290868f0fc40fd";
       };
     };
+    "type-is-1.6.18" = {
+      name = "type-is";
+      packageName = "type-is";
+      version = "1.6.18";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz";
+        sha512 = "TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==";
+      };
+    };
     "ua-parser-js-0.7.28" = {
       name = "ua-parser-js";
       packageName = "ua-parser-js";
@@ -3847,6 +4063,15 @@ let
         sha1 = "1c14479b40f1397a75782f115e4086447433a200";
       };
     };
+    "vary-1.1.2" = {
+      name = "vary";
+      packageName = "vary";
+      version = "1.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz";
+        sha1 = "2299f02c6ded30d4a5961b0b9f74524a18f634fc";
+      };
+    };
     "void-elements-3.1.0" = {
       name = "void-elements";
       packageName = "void-elements";
@@ -4069,6 +4294,7 @@ let
       sources."are-we-there-yet-1.1.5"
       sources."argparse-1.0.10"
       sources."array-differ-3.0.0"
+      sources."array-flatten-1.1.1"
       sources."array-union-2.1.0"
       sources."array-uniq-1.0.3"
       sources."arraybuffer.slice-0.0.7"
@@ -4093,6 +4319,17 @@ let
         ];
       })
       sources."blob-0.0.5"
+      (sources."body-parser-1.19.0" // {
+        dependencies = [
+          sources."debug-2.6.9"
+          sources."http-errors-1.7.2"
+          sources."inherits-2.0.3"
+          sources."ms-2.0.0"
+          sources."qs-6.7.0"
+          sources."raw-body-2.4.0"
+          sources."statuses-1.5.0"
+        ];
+      })
       sources."boolbase-1.0.0"
       sources."brace-expansion-1.1.11"
       sources."braces-3.0.2"
@@ -4145,7 +4382,10 @@ let
       sources."connect-history-api-fallback-1.6.0"
       sources."console-control-strings-1.1.0"
       sources."constantinople-4.0.1"
+      sources."content-disposition-0.5.3"
+      sources."content-type-1.0.4"
       sources."cookie-0.4.1"
+      sources."cookie-signature-1.0.6"
       sources."core-util-is-1.0.2"
       sources."css-select-3.1.2"
       sources."css-what-4.0.0"
@@ -4201,6 +4441,23 @@ let
       sources."etag-1.8.1"
       sources."eventemitter3-4.0.7"
       sources."expand-template-2.0.3"
+      (sources."express-4.17.1" // {
+        dependencies = [
+          sources."cookie-0.4.0"
+          sources."debug-2.6.9"
+          sources."finalhandler-1.1.2"
+          sources."mime-1.6.0"
+          sources."ms-2.0.0"
+          sources."qs-6.7.0"
+          (sources."send-0.17.1" // {
+            dependencies = [
+              sources."ms-2.1.1"
+            ];
+          })
+          sources."serve-static-1.14.1"
+          sources."statuses-1.5.0"
+        ];
+      })
       sources."extend-shallow-2.0.1"
       sources."fast-glob-3.2.6"
       sources."fastq-1.11.0"
@@ -4219,6 +4476,7 @@ let
       })
       sources."flatted-3.2.0"
       sources."follow-redirects-1.14.1"
+      sources."forwarded-0.2.0"
       sources."fresh-0.5.2"
       sources."fs-constants-1.0.0"
       sources."fs-extra-8.1.0"
@@ -4278,6 +4536,7 @@ let
       sources."inflight-1.0.6"
       sources."inherits-2.0.4"
       sources."ini-1.3.8"
+      sources."ipaddr.js-1.9.1"
       sources."is-absolute-1.0.0"
       sources."is-arrayish-0.3.2"
       sources."is-binary-path-2.1.0"
@@ -4345,7 +4604,10 @@ let
         ];
       })
       sources."mdurl-1.0.1"
+      sources."media-typer-0.3.0"
+      sources."merge-descriptors-1.0.1"
       sources."merge2-1.4.1"
+      sources."methods-1.1.2"
       sources."micromatch-4.0.4"
       sources."mime-1.4.1"
       sources."mime-db-1.48.0"
@@ -4399,6 +4661,7 @@ let
       sources."path-parse-1.0.7"
       sources."path-root-0.1.1"
       sources."path-root-regex-0.1.2"
+      sources."path-to-regexp-0.1.7"
       sources."picomatch-2.3.0"
       sources."pify-2.3.0"
       sources."pinkie-2.0.4"
@@ -4410,6 +4673,7 @@ let
       sources."posthtml-render-1.4.0"
       sources."posthtml-urls-1.0.0"
       sources."prebuild-install-6.1.3"
+      sources."prettier-2.4.1"
       sources."pretty-2.0.0"
       sources."pretty-ms-0.2.2"
       sources."prismjs-1.24.1"
@@ -4417,6 +4681,7 @@ let
       sources."promise-7.3.1"
       sources."promise-each-2.2.0"
       sources."proto-list-1.2.4"
+      sources."proxy-addr-2.0.7"
       sources."prr-1.0.1"
       sources."pseudomap-1.0.2"
       sources."pug-3.0.2"
@@ -4567,6 +4832,7 @@ let
       sources."toidentifier-1.0.0"
       sources."token-stream-1.0.0"
       sources."tunnel-agent-0.6.0"
+      sources."type-is-1.6.18"
       sources."ua-parser-js-0.7.28"
       sources."uc.micro-1.0.6"
       sources."uglify-js-3.13.10"
@@ -4577,6 +4843,7 @@ let
       sources."util-deprecate-1.0.2"
       sources."utils-merge-1.0.1"
       sources."valid-url-1.0.9"
+      sources."vary-1.1.2"
       sources."void-elements-3.1.0"
       sources."which-module-2.0.0"
       (sources."wide-align-1.1.3" // {
diff --git a/nix/update.sh b/nix/update.sh
index 485a3b3..2971de1 100755
--- a/nix/update.sh
+++ b/nix/update.sh
@@ -1,5 +1,5 @@
 PROJECT_DIR=$(dirname "$(dirname "$0")")
-NIX_DIR="$PROJECT_DIR/_nix"
+NIX_DIR="$PROJECT_DIR/nix"
 
 npm install --package-lock-only
 node2nix \
@@ -9,4 +9,4 @@ node2nix \
     -c "$NIX_DIR/default.nix" \
     -e "$NIX_DIR/node-env.nix" \
     --development \
-    --include-peer-dependencies
\ No newline at end of file
+    --include-peer-dependencies
diff --git a/package-lock.json b/package-lock.json
index 4aa5335..f24f91f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,6 +8,9 @@
       "name": "angestoepselt-site",
       "version": "0.1.0",
       "license": "MIT",
+      "dependencies": {
+        "express": "^4.17.1"
+      },
       "devDependencies": {
         "@11ty/eleventy": "^0.12.1",
         "@11ty/eleventy-img": "^0.9.0",
@@ -18,6 +21,7 @@
         "markdown-it": "^12.0.4",
         "markdown-it-anchor": "^7.1.0",
         "markdown-it-attrs": "^4.0.0",
+        "prettier": "^2.4.1",
         "sass": "^1.35.1"
       }
     },
@@ -340,7 +344,6 @@
       "version": "1.3.7",
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
       "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==",
-      "dev": true,
       "dependencies": {
         "mime-types": "~2.1.24",
         "negotiator": "0.6.2"
@@ -444,6 +447,11 @@
         "node": ">=8"
       }
     },
+    "node_modules/array-flatten": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
+      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
+    },
     "node_modules/array-union": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/array-union/-/array-union-2.1.0.tgz",
@@ -630,6 +638,89 @@
       "integrity": "sha512-gaqbzQPqOoamawKg0LGVd7SzLgXS+JH61oWprSLH+P+abTczqJbhTR8CmJ2u9/bUYNmHTGJx/UEmn6doAvvuig==",
       "dev": true
     },
+    "node_modules/body-parser": {
+      "version": "1.19.0",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.19.0.tgz",
+      "integrity": "sha512-dhEPs72UPbDnAQJ9ZKMNTP6ptJaionhP5cBb541nXPlW60Jepo9RV/a4fX4XWW9CuFNK22krhrj1+rgzifNCsw==",
+      "dependencies": {
+        "bytes": "3.1.0",
+        "content-type": "~1.0.4",
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "http-errors": "1.7.2",
+        "iconv-lite": "0.4.24",
+        "on-finished": "~2.3.0",
+        "qs": "6.7.0",
+        "raw-body": "2.4.0",
+        "type-is": "~1.6.17"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/body-parser/node_modules/debug": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+      "dependencies": {
+        "ms": "2.0.0"
+      }
+    },
+    "node_modules/body-parser/node_modules/http-errors": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.7.2.tgz",
+      "integrity": "sha512-uUQBt3H/cSIVfch6i1EuPNy/YsRSOUBXTVfZ+yR7Zjez3qjBz6i9+i4zjNaoqcoFVI4lQJ5plg63TvGfRSDCRg==",
+      "dependencies": {
+        "depd": "~1.1.2",
+        "inherits": "2.0.3",
+        "setprototypeof": "1.1.1",
+        "statuses": ">= 1.5.0 < 2",
+        "toidentifier": "1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/body-parser/node_modules/inherits": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
+      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
+    },
+    "node_modules/body-parser/node_modules/ms": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+      "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+    },
+    "node_modules/body-parser/node_modules/qs": {
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.7.0.tgz",
+      "integrity": "sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==",
+      "engines": {
+        "node": ">=0.6"
+      }
+    },
+    "node_modules/body-parser/node_modules/raw-body": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.0.tgz",
+      "integrity": "sha512-4Oz8DUIwdvoa5qMJelxipzi/iJIi40O5cGV1wNYp5hvZP8ZN0T+jiNkL0QepXs+EsQ9XJ8ipEDoiH70ySUJP3Q==",
+      "dependencies": {
+        "bytes": "3.1.0",
+        "http-errors": "1.7.2",
+        "iconv-lite": "0.4.24",
+        "unpipe": "1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/body-parser/node_modules/statuses": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
+      "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
     "node_modules/boolbase": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/boolbase/-/boolbase-1.0.0.tgz",
@@ -791,7 +882,6 @@
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
       "integrity": "sha512-zauLjrfCG+xvoyaqLoV8bLVXXNGC4JqlxFCutSDWA6fJrTo2ZuvLYTqZ7aHBLZSMOopbzwv8f+wZcVzfVTI2Dg==",
-      "dev": true,
       "engines": {
         "node": ">= 0.8"
       }
@@ -1067,6 +1157,25 @@
         "@babel/types": "^7.6.1"
       }
     },
+    "node_modules/content-disposition": {
+      "version": "0.5.3",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.3.tgz",
+      "integrity": "sha512-ExO0774ikEObIAEV9kDo50o+79VCUdEB6n6lzKgGwupcVeRlhrj3qGAfwq8G6uBJjkqLrhT0qEYFcWng8z1z0g==",
+      "dependencies": {
+        "safe-buffer": "5.1.2"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/content-type": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
+      "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
     "node_modules/cookie": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.1.tgz",
@@ -1076,6 +1185,11 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/cookie-signature": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
+      "integrity": "sha1-4wOogrNCzD7oylE6eZmXNNqzriw="
+    },
     "node_modules/core-util-is": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
@@ -1194,7 +1308,6 @@
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
       "integrity": "sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak=",
-      "dev": true,
       "engines": {
         "node": ">= 0.6"
       }
@@ -1211,8 +1324,7 @@
     "node_modules/destroy": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
-      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=",
-      "dev": true
+      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
     },
     "node_modules/detect-libc": {
       "version": "1.0.3",
@@ -1362,8 +1474,7 @@
     "node_modules/ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
-      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=",
-      "dev": true
+      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0="
     },
     "node_modules/ejs": {
       "version": "2.7.4",
@@ -1385,7 +1496,6 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
       "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=",
-      "dev": true,
       "engines": {
         "node": ">= 0.8"
       }
@@ -1506,8 +1616,7 @@
     "node_modules/escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
-      "integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg=",
-      "dev": true
+      "integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg="
     },
     "node_modules/escape-string-regexp": {
       "version": "1.0.5",
@@ -1535,7 +1644,6 @@
       "version": "1.8.1",
       "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
       "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=",
-      "dev": true,
       "engines": {
         "node": ">= 0.6"
       }
@@ -1555,6 +1663,153 @@
         "node": ">=6"
       }
     },
+    "node_modules/express": {
+      "version": "4.17.1",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.17.1.tgz",
+      "integrity": "sha512-mHJ9O79RqluphRrcw2X/GTh3k9tVv8YcoyY4Kkh4WDMUYKRZUq0h1o0w2rrrxBqM7VoeUVqgb27xlEMXTnYt4g==",
+      "dependencies": {
+        "accepts": "~1.3.7",
+        "array-flatten": "1.1.1",
+        "body-parser": "1.19.0",
+        "content-disposition": "0.5.3",
+        "content-type": "~1.0.4",
+        "cookie": "0.4.0",
+        "cookie-signature": "1.0.6",
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
+        "finalhandler": "~1.1.2",
+        "fresh": "0.5.2",
+        "merge-descriptors": "1.0.1",
+        "methods": "~1.1.2",
+        "on-finished": "~2.3.0",
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-      "dev": true,
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@@ -7316,8 +7867,7 @@
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       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz",
-      "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw==",
-      "dev": true
+      "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw=="
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       "version": "2.6.2",
@@ -7417,7 +7967,6 @@
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       "resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz",
       "integrity": "sha1-IPEzZIGwg811M3mSoWlxqi2QaUc=",
-      "dev": true,
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         "ee-first": "1.1.1"
       }
@@ -7533,8 +8082,7 @@
     "parseurl": {
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz",
-      "integrity": "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==",
-      "dev": true
+      "integrity": "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ=="
     },
     "path-exists": {
       "version": "4.0.0",
@@ -7575,6 +8123,11 @@
       "integrity": "sha1-v8zcjfWxLcUsi0PsONGNcsBLqW0=",
       "dev": true
     },
+    "path-to-regexp": {
+      "version": "0.1.7",
+      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz",
+      "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w="
+    },
     "picomatch": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.0.tgz",
@@ -7679,6 +8232,12 @@
         "tunnel-agent": "^0.6.0"
       }
     },
+    "prettier": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.4.1.tgz",
+      "integrity": "sha512-9fbDAXSBcc6Bs1mZrDYb3XKzDLm4EXXL9sC1LqKP5rZkT6KRr/rf9amVUcODVXgguK/isJz0d0hP72WeaKWsvA==",
+      "dev": true
+    },
     "pretty": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/pretty/-/pretty-2.0.0.tgz",
@@ -7735,6 +8294,15 @@
       "integrity": "sha1-IS1b/hMYMGpCD2QCuOJv85ZHqEk=",
       "dev": true
     },
+    "proxy-addr": {
+      "version": "2.0.7",
+      "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz",
+      "integrity": "sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==",
+      "requires": {
+        "forwarded": "0.2.0",
+        "ipaddr.js": "1.9.1"
+      }
+    },
     "prr": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/prr/-/prr-1.0.1.tgz",
@@ -7905,8 +8473,7 @@
     "range-parser": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz",
-      "integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==",
-      "dev": true
+      "integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg=="
     },
     "raw-body": {
       "version": "2.4.1",
@@ -8078,14 +8645,12 @@
     "safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
-      "dev": true
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
     },
     "safer-buffer": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
-      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
-      "dev": true
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
     "sass": {
       "version": "1.35.1",
@@ -8295,8 +8860,7 @@
     "setprototypeof": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
-      "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw==",
-      "dev": true
+      "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw=="
     },
     "sharp": {
       "version": "0.28.3",
@@ -8728,8 +9292,7 @@
     "toidentifier": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
-      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==",
-      "dev": true
+      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw=="
     },
     "token-stream": {
       "version": "1.0.0",
@@ -8746,6 +9309,15 @@
         "safe-buffer": "^5.0.1"
       }
     },
+    "type-is": {
+      "version": "1.6.18",
+      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
+      "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
+      "requires": {
+        "media-typer": "0.3.0",
+        "mime-types": "~2.1.24"
+      }
+    },
     "ua-parser-js": {
       "version": "0.7.28",
       "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.28.tgz",
@@ -8786,8 +9358,7 @@
     "unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=",
-      "dev": true
+      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
     },
     "util-deprecate": {
       "version": "1.0.2",
@@ -8798,8 +9369,7 @@
     "utils-merge": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
-      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=",
-      "dev": true
+      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
     },
     "valid-url": {
       "version": "1.0.9",
@@ -8807,6 +9377,11 @@
       "integrity": "sha1-HBRHm0DxOXp1eC8RXkCGRHQzogA=",
       "dev": true
     },
+    "vary": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
+    },
     "void-elements": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/void-elements/-/void-elements-3.1.0.tgz",
diff --git a/package.json b/package.json
index 7956e83..abbcd21 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,9 @@
     "dev:styles": "npm run build:styles -- --watch"
   },
   "license": "MIT",
+  "dependencies": {
+    "express": "^4.17.1"
+  },
   "devDependencies": {
     "@11ty/eleventy": "^0.12.1",
     "@11ty/eleventy-img": "^0.9.0",
@@ -20,6 +23,7 @@
     "markdown-it": "^12.0.4",
     "markdown-it-anchor": "^7.1.0",
     "markdown-it-attrs": "^4.0.0",
+    "prettier": "^2.4.1",
     "sass": "^1.35.1"
   }
 }