add "astro preview" command (#1226)

* add "astro preview" command

* Update green-buttons-reflect.md

* Update cli-reference.md

.changeset/green-buttons-reflect.md

@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Add a new "astro preview" command

docs/package.json

@@ -6,6 +6,7 @@
     "dev": "astro dev",
     "start": "astro dev",
     "build": "astro build",
+    "preview": "astro preview",
     "lint": "run-p --aggregate-output lint:linkcheck",
     "lint:a11y": "start-test 'yarn dev --silent' 3000 'yarn lint:a11y:local'",
     "lint:a11y:local": "pa11y-ci --sitemap 'http://localhost:3000/sitemap.xml' --sitemap-find 'https://docs.astro.build' --sitemap-replace 'http://localhost:3000'",

docs/src/pages/fi/installation.md

@@ -61,7 +61,8 @@ Voit nyt vaihtaa oletuksena toimivan "scripts"-osion `npm init`in luomassa `pack
   "scripts": {
 -    "test": "echo \"Error: no test specified\" && exit 1"
 +    "dev": "astro dev",
-+    "build": "astro build"
++    "build": "astro build",
++    "preview": "astro preview"
   },
 }
 ```

docs/src/pages/fr/installation.md

@@ -86,7 +86,8 @@ Vous pouvez aussi remplacer la section "scripts" du fichier `package.json` avec
   "scripts": {
 -    "test": "echo \"Error: no test specified\" && exit 1"
 +    "dev": "astro dev",
-+    "build": "astro build"
++    "build": "astro build",
++    "preview": "astro preview"
   },
 }
 ```

docs/src/pages/guides/deploy.md

@@ -13,7 +13,8 @@ The following guides are based on some shared assumptions:
 {
   "scripts": {
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   }
 }
 ```

docs/src/pages/installation.md

@@ -87,7 +87,8 @@ You can now replace the placeholder "scripts" section of your `package.json` fil
   "scripts": {
 -    "test": "echo \"Error: no test specified\" && exit 1"
 +    "dev": "astro dev",
-+    "build": "astro build"
++    "build": "astro build",
++    "preview": "astro preview"
   },
 }
 ```

docs/src/pages/reference/cli-reference.md

@@ -19,6 +19,12 @@ Specifies should port to run on. Defaults to `3000`.
 
 Builds your site for production.
 
+### `astro preview`
+
+Start a local static file server to serve your built `dist/` directory. Useful for previewing your static build locally, before deploying it. 
+
+This command is meant for local testing only, and is not designed to be run in production. For help with production hosting, check out our guide on [Deploying an Astro Website](/guides/deploy).
+
 ## Global Flags
 
 ### `--config path`

docs/src/pages/zh-CN/installation.md

@@ -92,7 +92,8 @@ npm install astro
   "scripts": {
 -    "test": "echo \"Error: no test specified\" && exit 1"
 +    "dev": "astro dev",
-+    "build": "astro build"
++    "build": "astro build",
++    "preview": "astro preview"
   },
 }
 ```

docs/src/pages/zh-TW/installation.md

@@ -88,7 +88,8 @@ npm install astro
   "scripts": {
 -    "test": "echo \"Error: no test specified\" && exit 1"
 +    "dev": "astro dev",
-+    "build": "astro build"
++    "build": "astro build",
++    "preview": "astro preview"
   },
 }
 ```

examples/blog-multiple-authors/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/blog/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/docs/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/docs/src/pages/index.md

@@ -40,7 +40,8 @@ The default Astro project has the following `scripts` in the `/package.json` fil
 {
   "scripts": {
     "dev": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   }
 }
 ```

examples/framework-lit/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "@astrojs/renderer-lit": "^0.1.0",

examples/framework-multiple/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/framework-preact/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/framework-react/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/framework-solid/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0",

examples/framework-svelte/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/framework-vue/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/minimal/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/portfolio/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/snowpack/package.json

@@ -5,6 +5,7 @@
   "scripts": {
     "start": "astro dev",
     "build": "astro build",
+    "preview": "astro preview",
     "test": "jest /__test__/",
     "format": "prettier --write \"src/**/*.js\" && yarn format:css",
     "lint": "prettier --check \"src/**/*.js\""

examples/starter/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/with-markdown-plugins/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0",

examples/with-markdown/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/with-nanostores/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

examples/with-tailwindcss/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "tailwindcss": "^2.1.2",

packages/astro/package.json

@@ -58,6 +58,7 @@
     "@babel/traverse": "^7.13.15",
     "@snowpack/plugin-postcss": "^1.4.3",
     "@snowpack/plugin-sass": "^1.4.0",
+    "@types/send": "^0.17.1",
     "acorn": "^7.4.0",
     "astring": "^1.7.4",
     "autoprefixer": "^10.2.5",
@@ -90,6 +91,7 @@
     "rollup-plugin-terser": "^7.0.2",
     "sass": "^1.32.13",
     "semver": "^7.3.5",
+    "send": "^0.17.1",
     "shorthash": "^0.0.2",
     "slash": "^4.0.0",
     "snowpack": "^3.8.6",

packages/astro/src/cli.ts

@@ -8,6 +8,7 @@ import yargs from 'yargs-parser';
 import { loadConfig } from './config.js';
 import { build } from './build.js';
 import devServer from './dev.js';
+import { preview } from './preview.js';
 import { reload } from './reload.js';
 
 const { readFile } = fsPromises;
@@ -21,7 +22,7 @@ const reloadAndExit = async () => {
 };
 
 type Arguments = yargs.Arguments;
-type cliCommand = 'help' | 'version' | 'dev' | 'build' | 'reload';
+type cliCommand = 'help' | 'version' | 'dev' | 'build' | 'preview' | 'reload';
 interface CLIState {
   cmd: cliCommand;
   options: {
@@ -57,6 +58,8 @@ function resolveArgs(flags: Arguments): CLIState {
       return { cmd: 'dev', options };
     case 'build':
       return { cmd: 'build', options };
+    case 'preview':
+      return { cmd: 'preview', options };
     default:
       if (flags.reload) {
         return { cmd: 'reload', options };
@@ -73,6 +76,7 @@ function printHelp() {
   ${colors.bold('Commands:')}
   astro dev             Run Astro in development mode.
   astro build           Build a pre-compiled production version of your site.
+  astro preview         Preview your build locally before deploying.
 
   ${colors.bold('Flags:')}
   --config <path>       Specify the path to the Astro config file.
@@ -114,9 +118,10 @@ async function runCommand(rawRoot: string, cmd: (a: AstroConfig, opts: any) => P
   }
 }
 
-const cmdMap = new Map<string, (a: AstroConfig, opts?: any) => Promise<void>>([
+const cmdMap = new Map<string, (a: AstroConfig, opts?: any) => Promise<any>>([
   ['build', buildAndExit],
   ['dev', devServer],
+  ['preview', preview],
   ['reload', reloadAndExit],
 ]);
 
@@ -124,7 +129,6 @@ const cmdMap = new Map<string, (a: AstroConfig, opts?: any) => Promise<void>>([
 export async function cli(args: string[]) {
   const flags = yargs(args);
   const state = resolveArgs(flags);
-
   switch (state.cmd) {
     case 'help': {
       printHelp();
@@ -141,6 +145,7 @@ export async function cli(args: string[]) {
       break;
     }
     case 'build':
+    case 'preview':
     case 'dev': {
       if (flags.reload) {
         await reload();

packages/astro/src/preview.ts

@@ -0,0 +1,38 @@
+import http from 'http';
+import { green } from 'kleur/colors';
+import { performance } from 'perf_hooks';
+import send from 'send';
+import { fileURLToPath } from 'url';
+import type { AstroConfig } from './@types/astro';
+import type { LogOptions } from './logger.js';
+import { defaultLogDestination, defaultLogLevel, error, info } from './logger.js';
+
+const logging: LogOptions = {
+  level: defaultLogLevel,
+  dest: defaultLogDestination,
+};
+
+/** The primary dev action */
+export async function preview(astroConfig: AstroConfig) {
+  const startServerTime = performance.now();
+  const { hostname, port } = astroConfig.devOptions;
+  // Create the preview server, send static files out of the `dist/` directory.
+  const server = http.createServer((req, res) => {
+    send(req, req.url!, { root: fileURLToPath(astroConfig.dist) }).pipe(res);
+  });
+  // Start listening on `hostname:port`.
+  return server
+    .listen(port, hostname, () => {
+      const endServerTime = performance.now();
+      info(logging, 'preview', green(`Preview server started in ${Math.floor(endServerTime - startServerTime)}ms.`));
+      info(logging, 'preview', `${green('Local:')} http://${hostname}:${port}/`);
+    })
+    .on('error', (err: NodeJS.ErrnoException) => {
+      if (err.code && err.code === 'EADDRINUSE') {
+        error(logging, 'preview', `Address ${hostname}:${port} already in use. Try changing devOptions.port in your config file`);
+      } else {
+        error(logging, 'preview', err.stack);
+      }
+      process.exit(1);
+    });
+}

packages/astro/test/astro-basic.test.js

@@ -1,7 +1,9 @@
 import { suite } from 'uvu';
+import http from 'http';
+import { promisify } from 'util';
 import * as assert from 'uvu/assert';
 import { doc } from './test-utils.js';
-import { setup, setupBuild } from './helpers.js';
+import { setup, setupBuild, setupPreview } from './helpers.js';
 
 const Basics = suite('Basic test');
 
@@ -11,6 +13,7 @@ setup(Basics, './fixtures/astro-basic', {
   },
 });
 setupBuild(Basics, './fixtures/astro-basic');
+setupPreview(Basics, './fixtures/astro-basic');
 
 Basics('Can load page', async ({ runtime }) => {
   const result = await runtime.load('/');
@@ -58,6 +61,20 @@ Basics('Build does not include HMR client', async ({ build, readFile }) => {
   assert.equal(hmrPortScript.length, 0, 'No script setting the websocket port');
 });
 
+Basics('Preview server works as expected', async ({ build, previewServer }) => {
+  await build().catch((err) => {
+    assert.ok(!err, 'Error during the build');
+  });
+  {
+    const resultOrError = await promisify(http.get)(`http://localhost:${previewServer.address().port}/`).catch((err) => err);
+    assert.equal(resultOrError.statusCode, 200);
+  }
+  {
+    const resultOrError = await promisify(http.get)(`http://localhost:${previewServer.address().port}/bad-url`).catch((err) => err);
+    assert.equal(resultOrError.statusCode, 404);
+  }
+});
+
 Basics('Allows forward-slashes in mustache tags (#407)', async ({ runtime }) => {
   const result = await runtime.load('/forward-slash');
   const html = result.contents;

packages/astro/test/helpers.js

@@ -1,5 +1,6 @@
 import { fileURLToPath } from 'url';
 import { build as astroBuild } from '#astro/build';
+import { preview as astroPreview } from '#astro/preview';
 import { readFileSync } from 'fs';
 import { createRuntime } from '#astro/runtime';
 import { loadConfig } from '#astro/config';
@@ -73,6 +74,59 @@ export function setup(Suite, fixturePath, { runtimeOptions = {} } = {}) {
   });
 }
 
+/**
+ * @param {{}} Suite
+ * @param {string} fixturePath
+ * @param {SetupOptions} setupOptions
+ */
+export function setupPreview(Suite, fixturePath, { runtimeOptions = {} } = {}) {
+  let server, createRuntimeError;
+  const timers = {};
+
+  Suite.before(async (context) => {
+    let timeout = setTimeout(() => {
+      throw new Error('Startup did not complete within allowed time');
+    }, MAX_STARTUP_TIME);
+
+    const astroConfig = await loadConfig(fileURLToPath(new URL(fixturePath, import.meta.url)));
+
+    server = await astroPreview(astroConfig).catch((err) => {
+      createRuntimeError = err;
+    });
+
+    if (createRuntimeError) {
+      setTimeout(() => {
+        throw createRuntimeError;
+      });
+    }
+
+    context.previewServer = server;
+
+    clearTimeout(timeout);
+  });
+
+  Suite.before.each(({ __test__ }) => {
+    if (timers[__test__]) throw new Error(`Test "${__test__}" already declared`);
+    timers[__test__] = setTimeout(() => {
+      throw new Error(`"${__test__}" did not finish within allowed time`);
+    }, MAX_TEST_TIME);
+  });
+
+  Suite.after(async () => {
+    let timeout = setTimeout(() => {
+      throw new Error('Shutdown did not complete within allowed time');
+    }, MAX_SHUTDOWN_TIME);
+
+    server && server.close();
+
+    clearTimeout(timeout);
+  });
+
+  Suite.after.each(({ __test__ }) => {
+    clearTimeout(timers[__test__]);
+  });
+}
+
 export function setupBuild(Suite, fixturePath) {
   const timers = {};
 

www/package.json

@@ -5,7 +5,8 @@
   "scripts": {
     "dev": "astro dev",
     "start": "astro dev",
-    "build": "astro build"
+    "build": "astro build",
+    "preview": "astro preview"
   },
   "devDependencies": {
     "astro": "^0.20.0"

yarn.lock

@@ -1899,6 +1899,11 @@
   resolved "https://registry.yarnpkg.com/@types/mdurl/-/mdurl-1.0.2.tgz#e2ce9d83a613bacf284c7be7d491945e39e1f8e9"
   integrity sha512-eC4U9MlIcu2q0KQmXszyn5Akca/0jrQmwDRgpAMJai7qBWq4amIQhZyNau4VYGtCeALvW1/NtjzJJ567aZxfKA==
 
+"@types/mime@^1":
+  version "1.3.2"
+  resolved "https://registry.yarnpkg.com/@types/mime/-/mime-1.3.2.tgz#93e25bf9ee75fe0fd80b594bc4feb0e862111b5a"
+  integrity sha512-YATxVxgRqNH6nHEIsvg6k2Boc1JHI9ZbH5iWFFv/MTkchz3b1ieGDa5T0a9RznNdI0KhVbdbWSN+KWWrQZRxTw==
+
 "@types/mime@^2.0.3":
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/@types/mime/-/mime-2.0.3.tgz#c893b73721db73699943bfc3653b1deb7faa4a3a"
@@ -2000,6 +2005,14 @@
   resolved "https://registry.yarnpkg.com/@types/semver/-/semver-6.2.3.tgz#5798ecf1bec94eaa64db39ee52808ec0693315aa"
   integrity sha512-KQf+QAMWKMrtBMsB8/24w53tEsxllMj6TuA80TT/5igJalLI/zm0L3oXRbIAl4Ohfc85gyHX/jhMwsVkmhLU4A==
 
+"@types/send@^0.17.1":
+  version "0.17.1"
+  resolved "https://registry.yarnpkg.com/@types/send/-/send-0.17.1.tgz#ed4932b8a2a805f1fe362a70f4e62d0ac994e301"
+  integrity sha512-Cwo8LE/0rnvX7kIIa3QHCkcuF21c05Ayb0ZfxPiv0W8VRiZiNW/WuRupHKpqqGVGf7SUA44QSOUKaEd9lIrd/Q==
+  dependencies:
+    "@types/mime" "^1"
+    "@types/node" "*"
+
 "@types/trusted-types@^1.0.1":
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/@types/trusted-types/-/trusted-types-1.0.6.tgz#569b8a08121d3203398290d602d84d73c8dcf5da"
@@ -3668,6 +3681,13 @@ dateformat@^3.0.0:
   resolved "https://registry.yarnpkg.com/dateformat/-/dateformat-3.0.3.tgz#a6e37499a4d9a9cf85ef5872044d62901c9889ae"
   integrity sha512-jyCETtSl3VMZMWeRo7iY1FL19ges1t55hMo5yaam4Jrsm5EPL89UQkoQRyiI+Yf4k8r2ZpdngkV8hr1lIdjb3Q==
 
+debug@2.6.9, debug@^2.1.1, debug@^2.6.0, debug@^2.6.9:
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
+  integrity sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==
+  dependencies:
+    ms "2.0.0"
+
 debug@4, debug@4.3.2, debug@^4.0.0, debug@^4.0.1, debug@^4.1.0, debug@^4.1.1, debug@^4.3.1:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.2.tgz#f0a49c18ac8779e31d4a0c6029dfb76873c7428b"
@@ -3675,13 +3695,6 @@ debug@4, debug@4.3.2, debug@^4.0.0, debug@^4.0.1, debug@^4.1.0, debug@^4.1.1, de
   dependencies:
     ms "2.1.2"
 
-debug@^2.1.1, debug@^2.6.0, debug@^2.6.9:
-  version "2.6.9"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
-  integrity sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==
-  dependencies:
-    ms "2.0.0"
-
 debug@^3.1.0:
   version "3.2.7"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.7.tgz#72580b7e9145fb39b6676f9c5e5fb100b934179a"
@@ -3840,7 +3853,7 @@ dequal@^2.0.0:
   resolved "https://registry.yarnpkg.com/dequal/-/dequal-2.0.2.tgz#85ca22025e3a87e65ef75a7a437b35284a7e319d"
   integrity sha512-q9K8BlJVxK7hQYqa6XISGmBZbtQQWVXSrRrWreHC94rMt1QL/Impruc+7p2CYSYuVIUr+YCt6hjrs1kkdJRTug==
 
-destroy@^1.0.4:
+destroy@^1.0.4, destroy@~1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.0.4.tgz#978857442c44749e4206613e37946205826abd80"
   integrity sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=
@@ -4037,7 +4050,7 @@ emojis-list@^3.0.0:
   resolved "https://registry.yarnpkg.com/emojis-list/-/emojis-list-3.0.0.tgz#5570662046ad29e2e916e71aae260abdff4f6a78"
   integrity sha512-/kyM18EfinwXZbno9FyUGeFh87KC8HRQBQGildHZbEuRyWFOmv1U10o9BBp8XVZDVNNuQKyIGIu5ZYAAXJ0V2Q==
 
-encodeurl@^1.0.2:
+encodeurl@^1.0.2, encodeurl@~1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
   integrity sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=
@@ -4194,7 +4207,7 @@ escalade@^3.1.1:
   resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.1.tgz#d8cfdc7000965c5a0174b4a82eaa5c0552742e40"
   integrity sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==
 
-escape-html@^1.0.3:
+escape-html@^1.0.3, escape-html@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
   integrity sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg=
@@ -4413,7 +4426,7 @@ esutils@^2.0.2:
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64"
   integrity sha512-kVscqXk4OCp68SZ0dkgEKVi6/8ij300KBWTJq32P/dYeWTSwK41WyTxalN1eRmA5Z9UU/LX9D7FWSmV9SAYx6g==
 
-etag@^1.8.1:
+etag@^1.8.1, etag@~1.8.1:
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
   integrity sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=
@@ -4738,7 +4751,7 @@ fraction.js@^4.1.1:
   resolved "https://registry.yarnpkg.com/fraction.js/-/fraction.js-4.1.1.tgz#ac4e520473dae67012d618aab91eda09bcb400ff"
   integrity sha512-MHOhvvxHTfRFpF1geTK9czMIZ6xclsEor2wkIGYYq+PxcQqT7vStJqjhe6S1TenZrMZzo+wlqOufBDVepUEgPg==
 
-fresh@~0.5.2:
+fresh@0.5.2, fresh@~0.5.2:
   version "0.5.2"
   resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.5.2.tgz#3d8cadd90d976569fa835ab1f8e4b23a105605a7"
   integrity sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac=
@@ -7209,7 +7222,7 @@ mime-types@^2.1.12, mime-types@^2.1.18, mime-types@^2.1.26, mime-types@~2.1.19,
   dependencies:
     mime-db "1.49.0"
 
-mime@^1.3.4:
+mime@1.6.0, mime@^1.3.4:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
   integrity sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==
@@ -7403,6 +7416,11 @@ ms@2.0.0:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
   integrity sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=
 
+ms@2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
+  integrity sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==
+
 ms@2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
@@ -7813,7 +7831,7 @@ object.getownpropertydescriptors@^2.0.3:
     define-properties "^1.1.3"
     es-abstract "^1.18.0-next.2"
 
-on-finished@^2.3.0:
+on-finished@^2.3.0, on-finished@~2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/on-finished/-/on-finished-2.3.0.tgz#20f1336481b083cd75337992a16971aa2d906947"
   integrity sha1-IPEzZIGwg811M3mSoWlxqi2QaUc=
@@ -8745,6 +8763,11 @@ randombytes@^2.1.0:
   dependencies:
     safe-buffer "^5.1.0"
 
+range-parser@~1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.1.tgz#3cf37023d199e1c24d1a55b84800c2f3e6468031"
+  integrity sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==
+
 react-dom@^17.0.2:
   version "17.0.2"
   resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-17.0.2.tgz#ecffb6845e3ad8dbfcdc498f0d0a939736502c23"
@@ -9378,6 +9401,25 @@ semver@^7.1.1, semver@^7.1.3, semver@^7.2.1, semver@^7.3.2, semver@^7.3.4, semve
   dependencies:
     lru-cache "^6.0.0"
 
+send@^0.17.1:
+  version "0.17.1"
+  resolved "https://registry.yarnpkg.com/send/-/send-0.17.1.tgz#c1d8b059f7900f7466dd4938bdc44e11ddb376c8"
+  integrity sha512-BsVKsiGcQMFwT8UxypobUKyv7irCNRHk1T0G680vk88yf6LBByGcZJOTJCrTP2xVN6yI+XjPJcNuE3V4fT9sAg==
+  dependencies:
+    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 "~1.7.2"
+    mime "1.6.0"
+    ms "2.1.1"
+    on-finished "~2.3.0"
+    range-parser "~1.2.1"
+    statuses "~1.5.0"
+
 serialize-javascript@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-4.0.0.tgz#b525e1238489a5ecfc42afacc3fe99e666f4b1aa"
@@ -9788,7 +9830,7 @@ start-server-and-test@^1.12.6:
     ps-tree "1.2.0"
     wait-on "6.0.0"
 
-"statuses@>= 1.4.0 < 2", "statuses@>= 1.5.0 < 2", statuses@^1.5.0:
+"statuses@>= 1.4.0 < 2", "statuses@>= 1.5.0 < 2", statuses@^1.5.0, statuses@~1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.5.0.tgz#161c7dac177659fd9811f43771fa99381478628c"
   integrity sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=