diff --git a/site/package-lock.json b/site/package-lock.json
index bffc2628b7..a96697a7f2 100644
--- a/site/package-lock.json
+++ b/site/package-lock.json
@@ -1360,6 +1360,11 @@
         }
       }
     },
+    "@polka/send": {
+      "version": "1.0.0-next.2",
+      "resolved": "https://registry.npmjs.org/@polka/send/-/send-1.0.0-next.2.tgz",
+      "integrity": "sha512-eq8gUzykpYPuOMrnyAzsL4KunhQXZKFiNsbThAwh19PrBAz2v8mECsj3YnxjYYifbB1w1vhR74nsXQWDi80oAg=="
+    },
     "@polka/url": {
       "version": "0.5.0",
       "resolved": "https://registry.npmjs.org/@polka/url/-/url-0.5.0.tgz",
@@ -1492,11 +1497,6 @@
       "integrity": "sha1-fajPLiZijtcygDWB/SH2fKzS7uw=",
       "dev": true
     },
-    "array-flatten": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
-      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
-    },
     "array-map": {
       "version": "0.0.0",
       "resolved": "https://registry.npmjs.org/array-map/-/array-map-0.0.0.tgz",
@@ -1621,23 +1621,6 @@
       "integrity": "sha1-4Fpj95amwf8l9Hcex62twUjAcjM=",
       "dev": true
     },
-    "body-parser": {
-      "version": "1.18.3",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz",
-      "integrity": "sha1-WykhmP/dVTs6DyDe0FkrlWlVyLQ=",
-      "requires": {
-        "bytes": "3.0.0",
-        "content-type": "~1.0.4",
-        "debug": "2.6.9",
-        "depd": "~1.1.2",
-        "http-errors": "~1.6.3",
-        "iconv-lite": "0.4.23",
-        "on-finished": "~2.3.0",
-        "qs": "6.5.2",
-        "raw-body": "2.3.3",
-        "type-is": "~1.6.16"
-      }
-    },
     "brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -1922,16 +1905,6 @@
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
       "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
-    "content-disposition": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.2.tgz",
-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
-    },
-    "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=="
-    },
     "convert-source-map": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.6.0.tgz",
@@ -2097,16 +2070,6 @@
       "integrity": "sha512-IofjkYBZaZivn0V8nnsMJGBr4jVLxHDheKSW88PyxS5QC4Vo9ZbZVvhzlSxY87fVq3STR6r+4cGepyHkcWOQSw==",
       "optional": true
     },
-    "depd": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
-      "integrity": "sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak="
-    },
-    "destroy": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
-      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
-    },
     "devalue": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/devalue/-/devalue-1.1.0.tgz",
@@ -2135,11 +2098,6 @@
       "integrity": "sha512-M3NhsLbV1i6HuGzBUH8vXrtxOk+tWmzWKDMbAVSUp3Zsjm7ywFeuwrUXhmhQyRK1q5B5GGy7hcXPbj3bnfZg2g==",
       "dev": true
     },
-    "ee-first": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
-      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0="
-    },
     "electron-to-chromium": {
       "version": "1.3.124",
       "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.124.tgz",
@@ -2152,11 +2110,6 @@
       "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==",
       "dev": true
     },
-    "encodeurl": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
-      "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k="
-    },
     "end-of-stream": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
@@ -2200,11 +2153,6 @@
         "is-symbol": "^1.0.2"
       }
     },
-    "escape-html": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
-      "integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg="
-    },
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -2241,11 +2189,6 @@
       "integrity": "sha1-Cr9PHKpbyx96nYrMbepPqqBLrJs=",
       "dev": true
     },
-    "etag": {
-      "version": "1.8.1",
-      "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
-      "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc="
-    },
     "execa": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/execa/-/execa-1.0.0.tgz",
@@ -2302,43 +2245,6 @@
         }
       }
     },
-    "express": {
-      "version": "4.16.4",
-      "resolved": "https://registry.npmjs.org/express/-/express-4.16.4.tgz",
-      "integrity": "sha512-j12Uuyb4FMrd/qQAm6uCHAkPtO8FDTRJZBDd5D2KOL2eLaz1yUNdUB/NOIyq0iU4q4cFarsUCrnFDPBcnksuOg==",
-      "requires": {
-        "accepts": "~1.3.5",
-        "array-flatten": "1.1.1",
-        "body-parser": "1.18.3",
-        "content-disposition": "0.5.2",
-        "content-type": "~1.0.4",
-        "cookie": "0.3.1",
-        "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": "1.1.1",
-        "fresh": "0.5.2",
-        "merge-descriptors": "1.0.1",
-        "methods": "~1.1.2",
-        "on-finished": "~2.3.0",
-        "parseurl": "~1.3.2",
-        "path-to-regexp": "0.1.7",
-        "proxy-addr": "~2.0.4",
-        "qs": "6.5.2",
-        "range-parser": "~1.2.0",
-        "safe-buffer": "5.1.2",
-        "send": "0.16.2",
-        "serve-static": "1.13.2",
-        "setprototypeof": "1.1.0",
-        "statuses": "~1.4.0",
-        "type-is": "~1.6.16",
-        "utils-merge": "1.0.1",
-        "vary": "~1.1.2"
-      }
-    },
     "express-session": {
       "version": "1.16.1",
       "resolved": "https://registry.npmjs.org/express-session/-/express-session-1.16.1.tgz",
@@ -2476,20 +2382,6 @@
         }
       }
     },
-    "finalhandler": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.1.tgz",
-      "integrity": "sha512-Y1GUDo39ez4aHAw7MysnUD5JzYX+WaIj8I57kO3aEPT1fFRL4sr7mjei97FgnwhAyyzRYmQZaTHb2+9uZ1dPtg==",
-      "requires": {
-        "debug": "2.6.9",
-        "encodeurl": "~1.0.2",
-        "escape-html": "~1.0.3",
-        "on-finished": "~2.3.0",
-        "parseurl": "~1.3.2",
-        "statuses": "~1.4.0",
-        "unpipe": "~1.0.0"
-      }
-    },
     "find-up": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
@@ -2531,11 +2423,6 @@
       "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA=",
       "dev": true
     },
-    "forwarded": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.1.2.tgz",
-      "integrity": "sha1-mMI9qxF1ZXuMBXPozszZGw/xjIQ="
-    },
     "fragment-cache": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/fragment-cache/-/fragment-cache-0.2.1.tgz",
@@ -2545,11 +2432,6 @@
         "map-cache": "^0.2.2"
       }
     },
-    "fresh": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.2.tgz",
-      "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac="
-    },
     "fs-extra": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-4.0.3.tgz",
@@ -3373,31 +3255,12 @@
         }
       }
     },
-    "http-errors": {
-      "version": "1.6.3",
-      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
-      "integrity": "sha1-i1VoC7S+KDoLW/TqLjhYC+HZMg0=",
-      "requires": {
-        "depd": "~1.1.2",
-        "inherits": "2.0.3",
-        "setprototypeof": "1.1.0",
-        "statuses": ">= 1.4.0 < 2"
-      }
-    },
     "http-link-header": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/http-link-header/-/http-link-header-1.0.2.tgz",
       "integrity": "sha512-z6YOZ8ZEnejkcCWlGZzYXNa6i+ZaTfiTg3WhlV/YvnNya3W/RbX1bMVUMTuCrg/DrtTCQxaFCkXCz4FtLpcebg==",
       "dev": true
     },
-    "iconv-lite": {
-      "version": "0.4.23",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.23.tgz",
-      "integrity": "sha512-neyTUVFtahjf0mB3dZT77u+8O0QB89jFdnBkd5P1JgYPbPaia3gXXOVL2fq8VyU2gMMD7SaN7QukTB/pmXYvDA==",
-      "requires": {
-        "safer-buffer": ">= 2.1.2 < 3"
-      }
-    },
     "ieee754": {
       "version": "1.1.13",
       "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.1.13.tgz",
@@ -3443,11 +3306,6 @@
       "integrity": "sha512-wPVv/y/QQ/Uiirj/vh3oP+1Ww+AWehmi1g5fFWGPF6IpCBCDVrhgHRMvrLfdYcwDh3QJbGXDW4JAuzxElLSqKA==",
       "dev": true
     },
-    "ipaddr.js": {
-      "version": "1.8.0",
-      "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.8.0.tgz",
-      "integrity": "sha1-6qM9bd16zo9/b+DJygRA5wZzix4="
-    },
     "is-accessor-descriptor": {
       "version": "0.1.6",
       "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
@@ -3897,11 +3755,6 @@
       "resolved": "https://registry.npmjs.org/marked/-/marked-0.6.2.tgz",
       "integrity": "sha512-LqxwVH3P/rqKX4EKGz7+c2G9r98WeM/SW34ybhgNGhUQNKtf1GmmSkJ6cDGJ/t6tiyae49qRkpyTw2B9HOrgUA=="
     },
-    "media-typer": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",
-      "integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g="
-    },
     "mem": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/mem/-/mem-4.3.0.tgz",
@@ -3919,11 +3772,6 @@
       "integrity": "sha1-htcJCzDORV1j+64S3aUaR93K+bI=",
       "dev": true
     },
-    "merge-descriptors": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz",
-      "integrity": "sha1-sAqqVW3YtEVoFQ7J0blT8/kMu2E="
-    },
     "merge-stream": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/merge-stream/-/merge-stream-1.0.1.tgz",
@@ -3933,11 +3781,6 @@
         "readable-stream": "^2.0.1"
       }
     },
-    "methods": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz",
-      "integrity": "sha1-VSmk1nZUE07cxSZmVoNbD4Ua/O4="
-    },
     "micromatch": {
       "version": "3.1.10",
       "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-3.1.10.tgz",
@@ -3962,7 +3805,8 @@
     "mime": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/mime/-/mime-1.4.1.tgz",
-      "integrity": "sha512-KI1+qOZu5DcW6wayYHSzR/tXKCDC5Om4s1z2QJjDULzLcmf3DvzS7oluY4HCTrc+9FiKmWUgeNLg7W3uIQvxtQ=="
+      "integrity": "sha512-KI1+qOZu5DcW6wayYHSzR/tXKCDC5Om4s1z2QJjDULzLcmf3DvzS7oluY4HCTrc+9FiKmWUgeNLg7W3uIQvxtQ==",
+      "dev": true
     },
     "mime-db": {
       "version": "1.38.0",
@@ -4361,14 +4205,6 @@
       "integrity": "sha1-3LcCTazVDFK00wPwSALJHAV8dl8=",
       "dev": true
     },
-    "on-finished": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz",
-      "integrity": "sha1-IPEzZIGwg811M3mSoWlxqi2QaUc=",
-      "requires": {
-        "ee-first": "1.1.1"
-      }
-    },
     "on-headers": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/on-headers/-/on-headers-1.0.2.tgz",
@@ -4565,11 +4401,6 @@
       "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
       "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw=="
     },
-    "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="
-    },
     "path-type": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/path-type/-/path-type-3.0.0.tgz",
@@ -4637,6 +4468,22 @@
       "integrity": "sha512-NCrCHhWmnQklfH4MtJMRjZ2a8c80qXeMlQMv2uVp9ISJMTt562SbGd6n2oq0PaPgKm7Z6pL9E2UlLIhC+SHL3w==",
       "dev": true
     },
+    "polka": {
+      "version": "1.0.0-next.2",
+      "resolved": "https://registry.npmjs.org/polka/-/polka-1.0.0-next.2.tgz",
+      "integrity": "sha512-y82w42/8IA7bc4YwGwAmnbrXj8ZWWDGvnfwq1b0eCtFielZSSSJv7OXUIKQuc/vw5OCCM1hPIgrYsNPzbwDaJw==",
+      "requires": {
+        "@polka/url": "^1.0.0-next.1",
+        "trouter": "^3.0.1"
+      },
+      "dependencies": {
+        "@polka/url": {
+          "version": "1.0.0-next.1",
+          "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.1.tgz",
+          "integrity": "sha512-6d8YbKW4hjJMnU6ZJSDLtALWiB4J//OIPaP885ruf5U8MLZHigocDxhjgvLwbV6bGkikhllgTjD9eWioKWAQdA=="
+        }
+      }
+    },
     "posix-character-classes": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/posix-character-classes/-/posix-character-classes-0.1.1.tgz",
@@ -4669,15 +4516,6 @@
       "integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw==",
       "dev": true
     },
-    "proxy-addr": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.4.tgz",
-      "integrity": "sha512-5erio2h9jp5CHGwcybmxmVqHmnCBZeewlfJ0pex+UW7Qny7OOZXTtH56TGNyBizkgiOwhJtMKrVzDTeKcySZwA==",
-      "requires": {
-        "forwarded": "~0.1.2",
-        "ipaddr.js": "1.8.0"
-      }
-    },
     "pump": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
@@ -4688,32 +4526,11 @@
         "once": "^1.3.1"
       }
     },
-    "qs": {
-      "version": "6.5.2",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-      "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA=="
-    },
     "random-bytes": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/random-bytes/-/random-bytes-1.0.0.tgz",
       "integrity": "sha1-T2ih3Arli9P7lYSMMDJNt11kNgs="
     },
-    "range-parser": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.0.tgz",
-      "integrity": "sha1-9JvmtIeJTdxA3MlKMi9hEJLgDV4="
-    },
-    "raw-body": {
-      "version": "2.3.3",
-      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.3.3.tgz",
-      "integrity": "sha512-9esiElv1BrZoI3rCDuOuKCBRbuApGGaDPQfjSflGxdy4oyzqghxu6klEkkVIvBje+FF0BX9coEv8KqW6X/7njw==",
-      "requires": {
-        "bytes": "3.0.0",
-        "http-errors": "1.6.3",
-        "iconv-lite": "0.4.23",
-        "unpipe": "1.0.0"
-      }
-    },
     "read-pkg": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-3.0.0.tgz",
@@ -4805,6 +4622,11 @@
       "integrity": "sha512-nUmxvfJyAODw+0B13hj8CFVAxhe7fDEAgJgaotBu3nnR+IgGgZq59YedJP5VYTlkEfqjuK6TuRpnymKdatLZfQ==",
       "dev": true
     },
+    "regexparam": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/regexparam/-/regexparam-1.2.1.tgz",
+      "integrity": "sha512-L/xx/JNXFvejDD9b4FukSh2wCyYUpxSTnLkMpcZc/ygnmaF6ETnphh+FDKZS8XBGmu2e3GoZ1why9qkTYqr1ag=="
+    },
     "regexpu-core": {
       "version": "4.5.4",
       "resolved": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-4.5.4.tgz",
@@ -5029,11 +4851,6 @@
         "ret": "~0.1.10"
       }
     },
-    "safer-buffer": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
-      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
-    },
     "sander": {
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/sander/-/sander-0.6.0.tgz",
@@ -5084,43 +4901,12 @@
       "integrity": "sha512-Ya52jSX2u7QKghxeoFGpLwCtGlt7j0oY9DYb5apt9nPlJ42ID+ulTXESnt/qAQcoSERyZ5sl3LDIOw0nAn/5DA==",
       "dev": true
     },
-    "send": {
-      "version": "0.16.2",
-      "resolved": "https://registry.npmjs.org/send/-/send-0.16.2.tgz",
-      "integrity": "sha512-E64YFPUssFHEFBvpbbjr44NCLtI1AohxQ8ZSiJjQLskAdKuriYEP6VyGEsRDH8ScozGpkaX1BGvhanqCwkcEZw==",
-      "requires": {
-        "debug": "2.6.9",
-        "depd": "~1.1.2",
-        "destroy": "~1.0.4",
-        "encodeurl": "~1.0.2",
-        "escape-html": "~1.0.3",
-        "etag": "~1.8.1",
-        "fresh": "0.5.2",
-        "http-errors": "~1.6.2",
-        "mime": "1.4.1",
-        "ms": "2.0.0",
-        "on-finished": "~2.3.0",
-        "range-parser": "~1.2.0",
-        "statuses": "~1.4.0"
-      }
-    },
     "serialize-javascript": {
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-1.6.1.tgz",
       "integrity": "sha512-A5MOagrPFga4YaKQSWHryl7AXvbQkEqpw4NNYMTNYUNV51bA8ABHgYFpqKx+YFFrw59xMV1qGH1R4AgoNIVgCw==",
       "dev": true
     },
-    "serve-static": {
-      "version": "1.13.2",
-      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.13.2.tgz",
-      "integrity": "sha512-p/tdJrO4U387R9oMjb1oj7qSMaMfmOyd4j9hOFoxZe2baQszgHcSWjuya/CiT5kgZZKRudHNOA0pYXOl8rQ5nw==",
-      "requires": {
-        "encodeurl": "~1.0.2",
-        "escape-html": "~1.0.3",
-        "parseurl": "~1.3.2",
-        "send": "0.16.2"
-      }
-    },
     "session-file-store": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/session-file-store/-/session-file-store-1.2.0.tgz",
@@ -5162,11 +4948,6 @@
         }
       }
     },
-    "setprototypeof": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.0.tgz",
-      "integrity": "sha512-BvE/TwpZX4FXExxOxZyRGQQv651MSwmWKZGqvmPcRIjDqWub67kTKuIMx43cZZrS/cBBzwBcNDWoFxt2XEFIpQ=="
-    },
     "shebang-command": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-1.2.0.tgz",
@@ -5466,11 +5247,6 @@
         }
       }
     },
-    "statuses": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.4.0.tgz",
-      "integrity": "sha512-zhSCtt8v2NDrRlPQpCNtw/heZLtfUDqxBM1udqikb/Hbk52LK4nQSwr10u77iopCW5LsyHpuXS0GnEc48mLeew=="
-    },
     "string-hash": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/string-hash/-/string-hash-1.1.3.tgz",
@@ -5666,13 +5442,12 @@
       "integrity": "sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=",
       "dev": true
     },
-    "type-is": {
-      "version": "1.6.16",
-      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.16.tgz",
-      "integrity": "sha512-HRkVv/5qY2G6I8iab9cI7v1bOIdhm94dVjQCPFElW9W+3GeDOSHmy2EBYe4VTApuzolPcmgFTN3ftVJRKR2J9Q==",
+    "trouter": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/trouter/-/trouter-3.0.1.tgz",
+      "integrity": "sha512-9IBGrlL5bW65xhWufCCf4AsZyxGVIxv7Jy+PTwNtfPHJo+8hAp4wvt/+ersAHE//0Lgjy7obPROfgasNocoYuA==",
       "requires": {
-        "media-typer": "0.3.0",
-        "mime-types": "~2.1.18"
+        "regexparam": "^1.2.0"
       }
     },
     "uglify-js": {
@@ -5780,11 +5555,6 @@
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
       "integrity": "sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg=="
     },
-    "unpipe": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
-    },
     "unset-value": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
diff --git a/site/package.json b/site/package.json
index 0249fd6c8d..437cf0680d 100644
--- a/site/package.json
+++ b/site/package.json
@@ -14,10 +14,10 @@
     "testsrc": "mocha -r esm test/**"
   },
   "dependencies": {
+    "@polka/send": "^1.0.0-next.2",
     "codemirror": "^5.44.0",
     "devalue": "^1.1.0",
     "do-not-zip": "^1.0.0",
-    "express": "^4.16.4",
     "express-session": "^1.15.6",
     "golden-fleece": "^1.0.9",
     "limax": "^1.7.0",
@@ -25,6 +25,7 @@
     "node-fetch": "^2.3.0",
     "passport": "^0.4.0",
     "passport-github": "^1.1.0",
+    "polka": "^1.0.0-next.2",
     "prismjs": "^1.15.0",
     "session-file-store": "^1.2.0",
     "shelljs": "^0.8.3",
diff --git a/site/src/routes/auth/me.json.js b/site/src/routes/auth/me.json.js
index 2c9cebe765..44aa7c9a6f 100644
--- a/site/src/routes/auth/me.json.js
+++ b/site/src/routes/auth/me.json.js
@@ -1,9 +1,10 @@
+import send from '@polka/send';
+
 export function get(req, res) {
 	if (!req.session || !req.session.passport || !req.session.passport.user) {
-		res.send('null');
-		return;
+		return send(res, 200, 'null');
 	}
 
-	const { id, username, displayName, photo } = req.session.passport && req.session.passport.user;
-	res.send({ id, username, displayName, photo });
-}
\ No newline at end of file
+	const { id, username, displayName, photo } = req.session.passport.user;
+	send(res, 200, { id, username, displayName, photo });
+}
diff --git a/site/src/routes/blog/[slug].json.js b/site/src/routes/blog/[slug].json.js
index ebc191f2da..ee41d5826d 100644
--- a/site/src/routes/blog/[slug].json.js
+++ b/site/src/routes/blog/[slug].json.js
@@ -1,3 +1,4 @@
+import send from '@polka/send';
 import get_posts from './_posts.js';
 
 let lookup;
@@ -6,18 +7,16 @@ export function get(req, res) {
 	if (!lookup || process.env.NODE_ENV !== 'production') {
 		lookup = new Map();
 		get_posts().forEach(post => {
-			lookup.set(post.slug, JSON.stringify(post));
+			lookup.set(post.slug, post);
 		});
 	}
 
-	if (lookup.has(req.params.slug)) {
-		res.set({
-			'Content-Type': 'application/json',
-			'Cache-Control': `max-age=${5 * 60 * 1e3}` // 5 minutes
-		});
-		res.end(lookup.get(req.params.slug));
+	const post = lookup.get(req.params.slug);
+
+	if (post) {
+		res.setHeader('Cache-Control', `max-age=${5 * 60 * 1e3}`); // 5 minutes
+		send(res, 200, post);
 	} else {
-		res.statusCode = 404;
-		res.end(JSON.stringify({ message: 'not found' }));
+		send(res, 404, { message: 'not found' });
 	}
-}
\ No newline at end of file
+}
diff --git a/site/src/routes/blog/index.json.js b/site/src/routes/blog/index.json.js
index b2609505a4..75180e6e87 100644
--- a/site/src/routes/blog/index.json.js
+++ b/site/src/routes/blog/index.json.js
@@ -1,3 +1,4 @@
+import send from '@polka/send';
 import get_posts from './_posts.js';
 
 let json;
@@ -16,9 +17,8 @@ export function get(req, res) {
 		json = JSON.stringify(posts);
 	}
 
-	res.set({
+	send(res, 200, json, {
 		'Content-Type': 'application/json',
 		'Cache-Control': `max-age=${5 * 60 * 1e3}` // 5 minutes
 	});
-	res.end(json);
-}
\ No newline at end of file
+}
diff --git a/site/src/routes/blog/rss.xml.js b/site/src/routes/blog/rss.xml.js
index e41e1131f0..974806ad44 100644
--- a/site/src/routes/blog/rss.xml.js
+++ b/site/src/routes/blog/rss.xml.js
@@ -1,3 +1,4 @@
+import send from '@polka/send';
 import get_posts from '../blog/_posts.js';
 
 const months = ',Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec'.split(',');
@@ -34,9 +35,8 @@ const rss = `
 `.replace(/>[^\S]+/gm, '>').replace(/[^\S]+</gm, '<').trim();
 
 export function get(req, res) {
-	res.set({
+	send(res, 200, rss, {
 		'Cache-Control': `max-age=${30 * 60 * 1e3}`,
 		'Content-Type': 'application/rss+xml'
 	});
-	res.end(rss);
 }
diff --git a/site/src/routes/docs/_sections.js b/site/src/routes/docs/_sections.js
index ec23a65087..040f5c77d7 100644
--- a/site/src/routes/docs/_sections.js
+++ b/site/src/routes/docs/_sections.js
@@ -58,7 +58,7 @@ export default function() {
 
 			renderer.link = link_renderer;
 
-			renderer.hr = (...args) => {
+			renderer.hr = () => {
 				block_open = true;
 
 				return '<div class="side-by-side"><div class="copy">';
@@ -94,7 +94,7 @@ export default function() {
 					lang
 				);
 
-				let html = `<div class='${className}'>${prefix}<pre class='language-${plang}'><code>${highlighted}</code></pre></div>`;
+				const html = `<div class='${className}'>${prefix}<pre class='language-${plang}'><code>${highlighted}</code></pre></div>`;
 
 				if (block_open) {
 					block_open = false;
diff --git a/site/src/routes/docs/index.json.js b/site/src/routes/docs/index.json.js
index e2b74e82a7..66d588a949 100644
--- a/site/src/routes/docs/index.json.js
+++ b/site/src/routes/docs/index.json.js
@@ -1,15 +1,12 @@
+import send from '@polka/send';
 import get_sections from './_sections.js';
 
 let json;
 
 export function get(req, res) {
 	if (!json || process.env.NODE_ENV !== 'production') {
-		json = JSON.stringify(get_sections());
+		json = get_sections();
 	}
 
-	res.set({
-		'Content-Type': 'application/json'
-	});
-
-	res.end(json);
-}
\ No newline at end of file
+	send(res, 200, json);
+}
diff --git a/site/src/routes/examples/[slug].json.js b/site/src/routes/examples/[slug].json.js
index 818a038cb1..2cb0958982 100644
--- a/site/src/routes/examples/[slug].json.js
+++ b/site/src/routes/examples/[slug].json.js
@@ -1,3 +1,4 @@
+import send from '@polka/send';
 import { get_example } from './_examples.js';
 
 const cache = new Map();
@@ -6,20 +7,17 @@ export function get(req, res) {
 	const { slug } = req.params;
 
 	try {
-		if (!cache.has(slug) || process.env.NODE_ENV !== 'production') {
-			cache.set(slug, JSON.stringify(get_example(slug)));
-		}
+		let example = cache.get(slug);
 
-		res.writeHead(200, {
-			'Content-Type': 'application/json'
-		});
+		if (!example || process.env.NODE_ENV !== 'production') {
+			example = get_example(slug);
+			cache.set(slug, example);
+		}
 
-		res.end(cache.get(slug));
+		send(res, 200, example);
 	} catch (err) {
-		res.writeHead(404, {
-			'Content-Type': 'application/json'
+		send(res, 404, {
+			error: 'not found'
 		});
-
-		res.end(JSON.stringify({ error: 'not found' }));
 	}
 }
diff --git a/site/src/routes/examples/_examples.js b/site/src/routes/examples/_examples.js
index 75c0aab08f..bf23769500 100644
--- a/site/src/routes/examples/_examples.js
+++ b/site/src/routes/examples/_examples.js
@@ -1,5 +1,4 @@
 import fs from 'fs';
-import path from 'path';
 
 let lookup;
 const titles = new Map();
@@ -48,4 +47,4 @@ export function get_example(slug) {
 		});
 
 	return { title, files };
-}
\ No newline at end of file
+}
diff --git a/site/src/routes/examples/index.json.js b/site/src/routes/examples/index.json.js
index 8617d70cab..09876e1993 100644
--- a/site/src/routes/examples/index.json.js
+++ b/site/src/routes/examples/index.json.js
@@ -1,3 +1,4 @@
+import send from '@polka/send';
 import { get_examples } from './_examples.js';
 
 let cached;
@@ -5,19 +6,13 @@ let cached;
 export function get(req, res) {
 	try {
 		if (!cached || process.env.NODE_ENV !== 'production') {
-			cached = JSON.stringify(get_examples().filter(section => section.title));
+			cached = get_examples().filter(section => section.title);
 		}
 
-		res.writeHead(200, {
-			'Content-Type': 'application/json'
-		});
-
-		res.end(cached);
+		send(res, 200, cached);
 	} catch (e) {
-		res.writeHead(e.status || 500, {
-			'Content-Type': 'application/json'
+		send(res, e.status || 500, {
+			message: e.message
 		});
-
-		res.end(JSON.stringify({ message: e.message }));
 	}
-}
\ No newline at end of file
+}
diff --git a/site/src/routes/gist/[id].js b/site/src/routes/gist/[id].js
index a03302fb8d..9e237d7b39 100644
--- a/site/src/routes/gist/[id].js
+++ b/site/src/routes/gist/[id].js
@@ -1,5 +1,6 @@
 import fetch from 'node-fetch';
 import { body } from './_utils.js';
+import send from '@polka/send';
 
 export async function get(req, res) {
 	const { id } = req.params;
@@ -14,22 +15,18 @@ export async function get(req, res) {
 		headers
 	});
 
-	res.writeHead(r.status, {
-		'Content-Type': 'application/json'
-	});
-
 	const result = await r.json();
 
 	if (r.status === 200) {
-		res.end(JSON.stringify({
+		send(res, 200, {
 			id: result.id,
 			description: result.description,
 			owner: result.owner,
 			html_url: result.html_url,
 			files: result.files
-		}));
+		});
 	} else {
-		res.end(JSON.stringify(result));
+		send(res, r.status, result);
 	}
 }
 
@@ -37,11 +34,7 @@ export async function patch(req, res) {
 	const user = req.session && req.session.passport && req.session.passport.user;
 
 	if (!user) {
-		res.writeHead(403, {
-			'Content-Type': 'application/json'
-		});
-		res.end(JSON.stringify({ error: 'unauthorized' }));
-		return;
+		return send(res, 403, { error: 'unauthorized' });
 	}
 
 	try {
@@ -58,24 +51,16 @@ export async function patch(req, res) {
 			})
 		});
 
-		res.writeHead(r.status, {
-			'Content-Type': 'application/json'
-		});
-
 		if (r.status === 200) {
-			res.end(JSON.stringify({
-				ok: true
-			}));
+			send(res, 200, { ok: true });
 		} else {
-			res.end(await r.text());
+			send(res, r.status, await r.text(), {
+				'Content-Type': 'application/json'
+			});
 		}
 	} catch (err) {
-		res.writeHead(500, {
-			'Content-Type': 'application/json'
-		});
-
-		res.end(JSON.stringify({
+		send(res, 500, {
 			error: err.message
-		}));
+		});
 	}
-}
\ No newline at end of file
+}
diff --git a/site/src/routes/gist/create.js b/site/src/routes/gist/create.js
index d93a067316..d67ea9b313 100644
--- a/site/src/routes/gist/create.js
+++ b/site/src/routes/gist/create.js
@@ -1,15 +1,12 @@
 import fetch from 'node-fetch';
 import { body } from './_utils.js';
+import send from '@polka/send';
 
 export async function post(req, res) {
 	const user = req.session.passport && req.session.passport.user;
 
 	if (!user) {
-		res.writeHead(403, {
-			'Content-Type': 'application/json'
-		});
-		res.end(JSON.stringify({ error: 'unauthorized' }));
-		return;
+		return send(res, 403, { error: 'unauthorized' });
 	}
 
 	try {
@@ -45,26 +42,18 @@ export async function post(req, res) {
 			})
 		});
 
-		res.writeHead(r.status, {
-			'Content-Type': 'application/json'
-		});
-
 		const gist = await r.json();
 
-		res.end(JSON.stringify({
+		send(res, r.status, {
 			id: gist.id,
 			description: gist.description,
 			owner: gist.owner,
 			html_url: gist.html_url,
 			files: gist.files
-		}));
-	} catch (err) {
-		res.writeHead(500, {
-			'Content-Type': 'application/json'
 		});
-
-		res.end(JSON.stringify({
+	} catch (err) {
+		send(res, 500, {
 			error: err.message
-		}));
+		});
 	}
 }
diff --git a/site/src/routes/tutorial/[slug]/index.json.js b/site/src/routes/tutorial/[slug]/index.json.js
index 7076ce1170..888647d66f 100644
--- a/site/src/routes/tutorial/[slug]/index.json.js
+++ b/site/src/routes/tutorial/[slug]/index.json.js
@@ -2,6 +2,7 @@ import * as fs from 'fs';
 import * as path from 'path';
 import marked from 'marked';
 import PrismJS from 'prismjs';
+import send from '@polka/send';
 import { extract_frontmatter, extract_metadata, langs, link_renderer } from '../../../utils/markdown';
 
 const cache = new Map();
@@ -94,20 +95,15 @@ function get_tutorial(slug) {
 export function get(req, res) {
 	const { slug } = req.params;
 
-	if (!cache.has(slug) || process.env.NODE_ENV !== 'production') {
-		cache.set(slug, JSON.stringify(get_tutorial(slug)));
+	let tut = cache.get(slug);
+	if (!tut || process.env.NODE_ENV !== 'production') {
+		tut = get_tutorial(slug);
+		cache.set(slug, tut);
 	}
 
-	const json = cache.get(slug);
-
-	res.set({
-		'Content-Type': 'application/json'
-	});
-
-	if (json) {
-		res.end(json);
+	if (tut) {
+		send(res, 200, tut);
 	} else {
-		res.statusCode = 404;
-		res.end(JSON.stringify({ message: 'not found' }));
+		send(res, 404, { message: 'not found' });
 	}
-}
\ No newline at end of file
+}
diff --git a/site/src/routes/tutorial/index.json.js b/site/src/routes/tutorial/index.json.js
index 52b9e8aa33..3b5a742d27 100644
--- a/site/src/routes/tutorial/index.json.js
+++ b/site/src/routes/tutorial/index.json.js
@@ -1,4 +1,5 @@
 import * as fs from 'fs';
+import send from '@polka/send';
 import { extract_frontmatter } from '../../utils/markdown';
 
 let json;
@@ -41,7 +42,7 @@ function get_sections() {
 							throw new Error(`Error building tutorial ${dir}/${tutorial}: ${err.message}`);
 						}
 					})
-			}
+			};
 		});
 
 	return sections;
@@ -50,21 +51,13 @@ function get_sections() {
 export function get(req, res) {
 	try {
 		if (!json || process.env.NODE_ENV !== 'production') {
-			json = JSON.stringify(get_sections());
+			json = get_sections();
 		}
 
-		res.set({
-			'Content-Type': 'application/json'
-		});
-
-		res.end(json);
+		send(res, 200, json);
 	} catch (err) {
-		res.writeHead(500, {
-			'Content-Type': 'application/json'
-		});
-
-		res.end(JSON.stringify({
+		send(res, 500, {
 			message: err.message
-		}));
+		});
 	}
 }
diff --git a/site/src/server.js b/site/src/server.js
index 0a3e467d48..3413e218d8 100644
--- a/site/src/server.js
+++ b/site/src/server.js
@@ -1,14 +1,14 @@
 import 'dotenv/config';
 import sirv from 'sirv';
-import express from 'express';
+import polka from 'polka';
+import devalue from 'devalue';
 import session from 'express-session';
 import passport from 'passport';
 import { Strategy } from 'passport-github';
 import sessionFileStore from 'session-file-store';
-import devalue from 'devalue';
 import * as sapper from '@sapper/server';
 
-const app = express();
+const app = polka();
 
 if (process.env.GITHUB_CLIENT_ID) {
 	const FileStore = sessionFileStore(session);
@@ -66,7 +66,8 @@ if (process.env.GITHUB_CLIENT_ID) {
 		.get('/auth/callback', passport.authenticate('github', { failureRedirect: '/auth/error' }), (req, res) => {
 			const { id, username, displayName, photo } = req.session.passport && req.session.passport.user;
 
-			res.set({ 'Content-Type': 'text/html; charset=utf-8' });
+			res.setHeader('Content-Type', 'text/html; charset=utf-8');
+
 			res.end(`
 				<script>
 					window.opener.postMessage({
diff --git a/site/src/service-worker.js b/site/src/service-worker.js
index e226670753..172fd8cf35 100644
--- a/site/src/service-worker.js
+++ b/site/src/service-worker.js
@@ -76,7 +76,7 @@ self.addEventListener('fetch', event => {
 					const response = await fetch(event.request);
 					cache.put(event.request, response.clone());
 					return response;
-				} catch(err) {
+				} catch (err) {
 					const response = await cache.match(event.request);
 					if (response) return response;
 
diff --git a/site/src/utils/events.js b/site/src/utils/events.js
index c1d2e84199..5575812a95 100644
--- a/site/src/utils/events.js
+++ b/site/src/utils/events.js
@@ -13,7 +13,7 @@ export function keyEvent(code) {
 				node.removeEventListener('keydown', handleKeydown);
 			}
 		};
-	}
+	};
 }
 
-export const enter = keyEvent(13);
\ No newline at end of file
+export const enter = keyEvent(13);
diff --git a/site/src/utils/markdown.js b/site/src/utils/markdown.js
index 39fba4023f..392f4512f2 100644
--- a/site/src/utils/markdown.js
+++ b/site/src/utils/markdown.js
@@ -49,13 +49,13 @@ export function link_renderer (href, title, text) {
 	let target_attr = '';
 	let title_attr = '';
 
-	if(href.startsWith("http")) {
+	if (href.startsWith("http")) {
 		target_attr = ' target="_blank"';
 	}
 
-	if(title !== null) {
+	if (title !== null) {
 		title_attr = ` title="${title}"`;
 	}
 
 	return `<a href="${href}"${target_attr}${title_attr}>${text}</a>`;
-};
+}