new file mode 100644

@@ -0,0 +1,93 @@

+'use strict';

+

+const fs = require('fs');

+const path = require('path');

+const paths = require('./paths');

+

+// Make sure that including paths.js after env.js will read .env variables.

+delete require.cache[require.resolve('./paths')];

+

+const NODE_ENV = process.env.NODE_ENV;

+if (!NODE_ENV) {

+  throw new Error(

+    'The NODE_ENV environment variable is required but was not specified.'

+  );

+}

+

+// https://github.com/bkeepers/dotenv#what-other-env-files-can-i-use

+var dotenvFiles = [

+  `${paths.dotenv}.${NODE_ENV}.local`,

+  `${paths.dotenv}.${NODE_ENV}`,

+  // Don't include `.env.local` for `test` environment

+  // since normally you expect tests to produce the same

+  // results for everyone

+  NODE_ENV !== 'test' && `${paths.dotenv}.local`,

+  paths.dotenv,

+].filter(Boolean);

+

+// Load environment variables from .env* files. Suppress warnings using silent

+// if this file is missing. dotenv will never modify any environment variables

+// that have already been set.  Variable expansion is supported in .env files.

+// https://github.com/motdotla/dotenv

+// https://github.com/motdotla/dotenv-expand

+dotenvFiles.forEach(dotenvFile => {

+  if (fs.existsSync(dotenvFile)) {

+    require('dotenv-expand')(

+      require('dotenv').config({

+        path: dotenvFile,

+      })

+    );

+  }

+});

+

+// We support resolving modules according to `NODE_PATH`.

+// This lets you use absolute paths in imports inside large monorepos:

+// https://github.com/facebook/create-react-app/issues/253.

+// It works similar to `NODE_PATH` in Node itself:

+// https://nodejs.org/api/modules.html#modules_loading_from_the_global_folders

+// Note that unlike in Node, only *relative* paths from `NODE_PATH` are honored.

+// Otherwise, we risk importing Node.js core modules into an app instead of Webpack shims.

+// https://github.com/facebook/create-react-app/issues/1023#issuecomment-265344421

+// We also resolve them to make sure all tools using them work consistently.

+const appDirectory = fs.realpathSync(process.cwd());

+process.env.NODE_PATH = (process.env.NODE_PATH || '')

+  .split(path.delimiter)

+  .filter(folder => folder && !path.isAbsolute(folder))

+  .map(folder => path.resolve(appDirectory, folder))

+  .join(path.delimiter);

+

+// Grab NODE_ENV and REACT_APP_* environment variables and prepare them to be

+// injected into the application via DefinePlugin in Webpack configuration.

+const REACT_APP = /^REACT_APP_/i;

+

+function getClientEnvironment(publicUrl) {

+  const raw = Object.keys(process.env)

+    .filter(key => REACT_APP.test(key))

+    .reduce(

+      (env, key) => {

+        env[key] = process.env[key];

+        return env;

+      },

+      {

+        // Useful for determining whether we’re running in production mode.

+        // Most importantly, it switches React into the correct mode.

+        NODE_ENV: process.env.NODE_ENV || 'development',

+        // Useful for resolving the correct path to static assets in `public`.

+        // For example, <img src={process.env.PUBLIC_URL + '/img/logo.png'} />.

+        // This should only be used as an escape hatch. Normally you would put

+        // images into the `src` and `import` them in code to get their paths.

+        PUBLIC_URL: publicUrl,

+      }

+    );

+  // Stringify all values so we can feed into Webpack DefinePlugin

+  const stringified = {

+    'process.env': Object.keys(raw).reduce((env, key) => {

+      env[key] = JSON.stringify(raw[key]);

+      return env;

+    }, {}),

+  };

+

+  return { raw, stringified };

+}

+

+module.exports = getClientEnvironment;

new file mode 100644

@@ -0,0 +1,14 @@

+'use strict';

+

+// This is a custom Jest transformer turning style imports into empty objects.

+// http://facebook.github.io/jest/docs/en/webpack.html

+

+module.exports = {

+  process() {

+    return 'module.exports = {};';

+  },

+  getCacheKey() {

+    // The output is always the same.

+    return 'cssTransform';

+  },

+};

new file mode 100644

@@ -0,0 +1,31 @@

+'use strict';

+

+const path = require('path');

+

+// This is a custom Jest transformer turning file imports into filenames.

+// http://facebook.github.io/jest/docs/en/webpack.html

+

+module.exports = {

+  process(src, filename) {

+    const assetFilename = JSON.stringify(path.basename(filename));

+

+    if (filename.match(/\.svg$/)) {

+      return `const React = require('react');

+      module.exports = {

+        __esModule: true,

+        default: ${assetFilename},

+        ReactComponent: React.forwardRef((props, ref) => ({

+          $$typeof: Symbol.for('react.element'),

+          type: 'svg',

+          ref: ref,

+          key: null,

+          props: Object.assign({}, props, {

+            children: ${assetFilename}

+          })

+        })),

+      };`;

+    }

+

+    return `module.exports = ${assetFilename};`;

+  },

+};

new file mode 100644

@@ -0,0 +1,89 @@

+'use strict';

+

+const path = require('path');

+const fs = require('fs');

+const url = require('url');

+

+// Make sure any symlinks in the project folder are resolved:

+// https://github.com/facebook/create-react-app/issues/637

+const appDirectory = fs.realpathSync(process.cwd());

+const resolveApp = relativePath => path.resolve(appDirectory, relativePath);

+

+const envPublicUrl = process.env.PUBLIC_URL;

+

+function ensureSlash(inputPath, needsSlash) {

+  const hasSlash = inputPath.endsWith('/');

+  if (hasSlash && !needsSlash) {

+    return inputPath.substr(0, inputPath.length - 1);

+  } else if (!hasSlash && needsSlash) {

+    return `${inputPath}/`;

+  } else {

+    return inputPath;

+  }

+}

+

+const getPublicUrl = appPackageJson =>

+  envPublicUrl || require(appPackageJson).homepage;

+

+// We use `PUBLIC_URL` environment variable or "homepage" field to infer

+// "public path" at which the app is served.

+// Webpack needs to know it to put the right <script> hrefs into HTML even in

+// single-page apps that may serve index.html for nested URLs like /todos/42.

+// We can't use a relative path in HTML because we don't want to load something

+// like /todos/42/static/js/bundle.7289d.js. We have to know the root.

+function getServedPath(appPackageJson) {

+  const publicUrl = getPublicUrl(appPackageJson);

+  const servedUrl =

+    envPublicUrl || (publicUrl ? url.parse(publicUrl).pathname : '/');

+  return ensureSlash(servedUrl, true);

+}

+

+const moduleFileExtensions = [

+  'web.mjs',

+  'mjs',

+  'web.js',

+  'js',

+  'web.ts',

+  'ts',

+  'web.tsx',

+  'tsx',

+  'json',

+  'web.jsx',

+  'jsx',

+];

+

+// Resolve file paths in the same order as webpack

+const resolveModule = (resolveFn, filePath) => {

+  const extension = moduleFileExtensions.find(extension =>

+    fs.existsSync(resolveFn(`${filePath}.${extension}`))

+  );

+

+  if (extension) {

+    return resolveFn(`${filePath}.${extension}`);

+  }

+

+  return resolveFn(`${filePath}.js`);

+};

+

+// config after eject: we're in ./config/

+module.exports = {

+  dotenv: resolveApp('.env'),

+  appPath: resolveApp('.'),

+  appBuild: resolveApp('build'),

+  appPublic: resolveApp('public'),

+  appHtml: resolveApp('public/index.html'),

+  appIndexJs: resolveModule(resolveApp, 'src/index'),

+  appPackageJson: resolveApp('package.json'),

+  appSrc: resolveApp('src'),

+  appTsConfig: resolveApp('tsconfig.json'),

+  yarnLockFile: resolveApp('yarn.lock'),

+  testsSetup: resolveModule(resolveApp, 'src/setupTests'),

+  proxySetup: resolveApp('src/setupProxy.js'),

+  appNodeModules: resolveApp('node_modules'),

+  publicUrl: getPublicUrl(resolveApp('package.json')),

+  servedPath: getServedPath(resolveApp('package.json')),

+};

+

+

+

+module.exports.moduleFileExtensions = moduleFileExtensions;

new file mode 100644

@@ -0,0 +1,605 @@

+'use strict';

+

+const fs = require('fs');

+const path = require('path');

+const webpack = require('webpack');

+const resolve = require('resolve');

+const PnpWebpackPlugin = require('pnp-webpack-plugin');

+const HtmlWebpackPlugin = require('html-webpack-plugin');

+const CaseSensitivePathsPlugin = require('case-sensitive-paths-webpack-plugin');

+const InlineChunkHtmlPlugin = require('react-dev-utils/InlineChunkHtmlPlugin');

+const TerserPlugin = require('terser-webpack-plugin');

+const MiniCssExtractPlugin = require('mini-css-extract-plugin');

+const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');

+const safePostCssParser = require('postcss-safe-parser');

+const ManifestPlugin = require('webpack-manifest-plugin');

+const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');

+const WorkboxWebpackPlugin = require('workbox-webpack-plugin');

+const WatchMissingNodeModulesPlugin = require('react-dev-utils/WatchMissingNodeModulesPlugin');

+const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');

+const getCSSModuleLocalIdent = require('react-dev-utils/getCSSModuleLocalIdent');

+const paths = require('./paths');

+const getClientEnvironment = require('./env');

+const ModuleNotFoundPlugin = require('react-dev-utils/ModuleNotFoundPlugin');

+const ForkTsCheckerWebpackPlugin = require('react-dev-utils/ForkTsCheckerWebpackPlugin');

+const typescriptFormatter = require('react-dev-utils/typescriptFormatter');

+

+

+// Source maps are resource heavy and can cause out of memory issue for large source files.

+const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== 'false';

+// Some apps do not need the benefits of saving a web request, so not inlining the chunk

+// makes for a smoother build process.

+const shouldInlineRuntimeChunk = process.env.INLINE_RUNTIME_CHUNK !== 'false';

+

+// Check if TypeScript is setup

+const useTypeScript = fs.existsSync(paths.appTsConfig);

+

+// style files regexes

+const cssRegex = /\.css$/;

+const cssModuleRegex = /\.module\.css$/;

+const sassRegex = /\.(scss|sass)$/;

+const sassModuleRegex = /\.module\.(scss|sass)$/;

+

+// This is the production and development configuration.

+// It is focused on developer experience, fast rebuilds, and a minimal bundle.

+module.exports = function(webpackEnv) {

+  const isEnvDevelopment = webpackEnv === 'development';

+  const isEnvProduction = webpackEnv === 'production';

+

+  // Webpack uses `publicPath` to determine where the app is being served from.

+  // It requires a trailing slash, or the file assets will get an incorrect path.

+  // In development, we always serve from the root. This makes config easier.

+  const publicPath = isEnvProduction

+    ? paths.servedPath

+    : isEnvDevelopment && '/';

+  // Some apps do not use client-side routing with pushState.

+  // For these, "homepage" can be set to "." to enable relative asset paths.

+  const shouldUseRelativeAssetPaths = publicPath === './';

+

+  // `publicUrl` is just like `publicPath`, but we will provide it to our app

+  // as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript.

+  // Omit trailing slash as %PUBLIC_URL%/xyz looks better than %PUBLIC_URL%xyz.

+  const publicUrl = isEnvProduction

+    ? publicPath.slice(0, -1)

+    : isEnvDevelopment && '';

+  // Get environment variables to inject into our app.

+  const env = getClientEnvironment(publicUrl);

+

+  // common function to get style loaders

+  const getStyleLoaders = (cssOptions, preProcessor) => {

+    const loaders = [

+      isEnvDevelopment && require.resolve('style-loader'),

+      isEnvProduction && {

+        loader: MiniCssExtractPlugin.loader,

+        options: Object.assign(

+          {},

+          shouldUseRelativeAssetPaths ? { publicPath: '../../' } : undefined

+        ),

+      },

+      {

+        loader: require.resolve('css-loader'),

+        options: cssOptions,

+      },

+      {

+        // Options for PostCSS as we reference these options twice

+        // Adds vendor prefixing based on your specified browser support in

+        // package.json

+        loader: require.resolve('postcss-loader'),

+        options: {

+          // Necessary for external CSS imports to work

+          // https://github.com/facebook/create-react-app/issues/2677

+          ident: 'postcss',

+          plugins: () => [

+            require('postcss-flexbugs-fixes'),

+            require('postcss-preset-env')({

+              autoprefixer: {

+                flexbox: 'no-2009',

+              },

+              stage: 3,

+            }),

+          ],

+          sourceMap: isEnvProduction && shouldUseSourceMap,

+        },

+      },

+    ].filter(Boolean);

+    if (preProcessor) {

+      loaders.push({

+        loader: require.resolve(preProcessor),

+        options: {

+          sourceMap: isEnvProduction && shouldUseSourceMap,

+        },

+      });

+    }

+    return loaders;

+  };

+

+  return {

+    mode: isEnvProduction ? 'production' : isEnvDevelopment && 'development',

+    // Stop compilation early in production

+    bail: isEnvProduction,

+    devtool: isEnvProduction

+      ? shouldUseSourceMap

+        ? 'source-map'

+        : false

+      : isEnvDevelopment && 'cheap-module-source-map',

+    // These are the "entry points" to our application.

+    // This means they will be the "root" imports that are included in JS bundle.

+    entry: [

+      // Include an alternative client for WebpackDevServer. A client's job is to

+      // connect to WebpackDevServer by a socket and get notified about changes.

+      // When you save a file, the client will either apply hot updates (in case

+      // of CSS changes), or refresh the page (in case of JS changes). When you

+      // make a syntax error, this client will display a syntax error overlay.

+      // Note: instead of the default WebpackDevServer client, we use a custom one

+      // to bring better experience for Create React App users. You can replace

+      // the line below with these two lines if you prefer the stock client:

+      // require.resolve('webpack-dev-server/client') + '?/',

+      // require.resolve('webpack/hot/dev-server'),

+      isEnvDevelopment &&

+        require.resolve('react-dev-utils/webpackHotDevClient'),

+      // Finally, this is your app's code:

+      paths.appIndexJs,

+      // We include the app code last so that if there is a runtime error during

+      // initialization, it doesn't blow up the WebpackDevServer client, and

+      // changing JS code would still trigger a refresh.

+    ].filter(Boolean),

+    output: {

+      // The build folder.

+      path: isEnvProduction ? paths.appBuild : undefined,

+      // Add /* filename */ comments to generated require()s in the output.

+      pathinfo: isEnvDevelopment,

+      // There will be one main bundle, and one file per asynchronous chunk.

+      // In development, it does not produce real files.

+      filename: isEnvProduction

+        ? 'static/js/[name].[contenthash:8].js'

+        : isEnvDevelopment && 'static/js/bundle.js',

+      // There are also additional JS chunk files if you use code splitting.

+      chunkFilename: isEnvProduction

+        ? 'static/js/[name].[contenthash:8].chunk.js'

+        : isEnvDevelopment && 'static/js/[name].chunk.js',

+      // We inferred the "public path" (such as / or /my-project) from homepage.

+      // We use "/" in development.

+      publicPath: publicPath,

+      // Point sourcemap entries to original disk location (format as URL on Windows)

+      devtoolModuleFilenameTemplate: isEnvProduction

+        ? info =>

+            path

+              .relative(paths.appSrc, info.absoluteResourcePath)

+              .replace(/\\/g, '/')

+        : isEnvDevelopment &&

+          (info => path.resolve(info.absoluteResourcePath).replace(/\\/g, '/')),

+    },

+    optimization: {

+      minimize: isEnvProduction,

+      minimizer: [

+        // This is only used in production mode

+        new TerserPlugin({

+          terserOptions: {

+            parse: {

+              // we want terser to parse ecma 8 code. However, we don't want it

+              // to apply any minfication steps that turns valid ecma 5 code

+              // into invalid ecma 5 code. This is why the 'compress' and 'output'

+              // sections only apply transformations that are ecma 5 safe

+              // https://github.com/facebook/create-react-app/pull/4234

+              ecma: 8,

+            },

+            compress: {

+              ecma: 5,

+              warnings: false,

+              // Disabled because of an issue with Uglify breaking seemingly valid code:

+              // https://github.com/facebook/create-react-app/issues/2376

+              // Pending further investigation:

+              // https://github.com/mishoo/UglifyJS2/issues/2011

+              comparisons: false,

+              // Disabled because of an issue with Terser breaking valid code:

+              // https://github.com/facebook/create-react-app/issues/5250

+              // Pending futher investigation:

+              // https://github.com/terser-js/terser/issues/120

+              inline: 2,

+            },

+            mangle: {

+              safari10: true,

+            },

+            output: {

+              ecma: 5,

+              comments: false,

+              // Turned on because emoji and regex is not minified properly using default

+              // https://github.com/facebook/create-react-app/issues/2488

+              ascii_only: true,

+            },

+          },

+          // Use multi-process parallel running to improve the build speed

+          // Default number of concurrent runs: os.cpus().length - 1

+          parallel: true,

+          // Enable file caching

+          cache: true,

+          sourceMap: shouldUseSourceMap,

+        }),

+        // This is only used in production mode

+        new OptimizeCSSAssetsPlugin({

+          cssProcessorOptions: {

+            parser: safePostCssParser,

+            map: shouldUseSourceMap

+              ? {

+                  // `inline: false` forces the sourcemap to be output into a

+                  // separate file

+                  inline: false,

+                  // `annotation: true` appends the sourceMappingURL to the end of

+                  // the css file, helping the browser find the sourcemap

+                  annotation: true,

+                }

+              : false,

+          },

+        }),

+      ],

+      // Automatically split vendor and commons

+      // https://twitter.com/wSokra/status/969633336732905474

+      // https://medium.com/webpack/webpack-4-code-splitting-chunk-graph-and-the-splitchunks-optimization-be739a861366

+      splitChunks: {

+        chunks: 'all',

+        name: false,

+      },

+      // Keep the runtime chunk separated to enable long term caching

+      // https://twitter.com/wSokra/status/969679223278505985

+      runtimeChunk: true,

+    },

+    resolve: {

+      // This allows you to set a fallback for where Webpack should look for modules.

+      // We placed these paths second because we want `node_modules` to "win"

+      // if there are any conflicts. This matches Node resolution mechanism.

+      // https://github.com/facebook/create-react-app/issues/253

+      modules: ['node_modules'].concat(

+        // It is guaranteed to exist because we tweak it in `env.js`

+        process.env.NODE_PATH.split(path.delimiter).filter(Boolean)

+      ),

+      // These are the reasonable defaults supported by the Node ecosystem.

+      // We also include JSX as a common component filename extension to support

+      // some tools, although we do not recommend using it, see:

+      // https://github.com/facebook/create-react-app/issues/290

+      // `web` extension prefixes have been added for better support

+      // for React Native Web.

+      extensions: paths.moduleFileExtensions

+        .map(ext => `.${ext}`)

+        .filter(ext => useTypeScript || !ext.includes('ts')),

+      alias: {

+        // Support React Native Web

+        // https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/

+        'react-native': 'react-native-web',

+      },

+      plugins: [

+        // Adds support for installing with Plug'n'Play, leading to faster installs and adding

+        // guards against forgotten dependencies and such.

+        PnpWebpackPlugin,

+        // Prevents users from importing files from outside of src/ (or node_modules/).

+        // This often causes confusion because we only process files within src/ with babel.

+        // To fix this, we prevent you from importing files out of src/ -- if you'd like to,

+        // please link the files into your node_modules/ and let module-resolution kick in.

+        // Make sure your source files are compiled, as they will not be processed in any way.

+        new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]),

+      ],

+    },

+    resolveLoader: {

+      plugins: [

+        // Also related to Plug'n'Play, but this time it tells Webpack to load its loaders

+        // from the current package.

+        PnpWebpackPlugin.moduleLoader(module),

+      ],

+    },

+    module: {

+      strictExportPresence: true,

+      rules: [

+        // Disable require.ensure as it's not a standard language feature.

+        { parser: { requireEnsure: false } },

+

+        // First, run the linter.

+        // It's important to do this before Babel processes the JS.

+        {

+          test: /\.(js|mjs|jsx)$/,

+          enforce: 'pre',

+          use: [

+            {

+              options: {

+                formatter: require.resolve('react-dev-utils/eslintFormatter'),

+                eslintPath: require.resolve('eslint'),

+                

+              },

+              loader: require.resolve('eslint-loader'),

+            },

+          ],

+          include: paths.appSrc,

+        },

+        {

+          // "oneOf" will traverse all following loaders until one will

+          // match the requirements. When no loader matches it will fall

+          // back to the "file" loader at the end of the loader list.

+          oneOf: [

+            // "url" loader works like "file" loader except that it embeds assets

+            // smaller than specified limit in bytes as data URLs to avoid requests.

+            // A missing `test` is equivalent to a match.

+            {

+              test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],

+              loader: require.resolve('url-loader'),

+              options: {

+                limit: 10000,

+                name: 'static/media/[name].[hash:8].[ext]',

+              },

+            },

+            // Process application JS with Babel.

+            // The preset includes JSX, Flow, TypeScript, and some ESnext features.

+            {

+              test: /\.(js|mjs|jsx|ts|tsx)$/,

+              include: paths.appSrc,

+              loader: require.resolve('babel-loader'),

+              options: {

+                customize: require.resolve(

+                  'babel-preset-react-app/webpack-overrides'

+                ),

+                

+                plugins: [

+                  [

+                    require.resolve('babel-plugin-named-asset-import'),

+                    {

+                      loaderMap: {

+                        svg: {

+                          ReactComponent: '@svgr/webpack?-svgo,+ref![path]',

+                        },

+                      },

+                    },

+                  ],

+                ],

+                // This is a feature of `babel-loader` for webpack (not Babel itself).

+                // It enables caching results in ./node_modules/.cache/babel-loader/

+                // directory for faster rebuilds.

+                cacheDirectory: true,

+                cacheCompression: isEnvProduction,

+                compact: isEnvProduction,

+              },

+            },

+            // Process any JS outside of the app with Babel.

+            // Unlike the application JS, we only compile the standard ES features.

+            {

+              test: /\.(js|mjs)$/,

+              exclude: /@babel(?:\/|\\{1,2})runtime/,

+              loader: require.resolve('babel-loader'),

+              options: {

+                babelrc: false,

+                configFile: false,

+                compact: false,

+                presets: [

+                  [

+                    require.resolve('babel-preset-react-app/dependencies'),

+                    { helpers: true },

+                  ],

+                ],

+                cacheDirectory: true,

+                cacheCompression: isEnvProduction,

+                

+                // If an error happens in a package, it's possible to be

+                // because it was compiled. Thus, we don't want the browser

+                // debugger to show the original code. Instead, the code

+                // being evaluated would be much more helpful.

+                sourceMaps: false,

+              },

+            },

+            // "postcss" loader applies autoprefixer to our CSS.

+            // "css" loader resolves paths in CSS and adds assets as dependencies.

+            // "style" loader turns CSS into JS modules that inject <style> tags.

+            // In production, we use MiniCSSExtractPlugin to extract that CSS

+            // to a file, but in development "style" loader enables hot editing

+            // of CSS.

+            // By default we support CSS Modules with the extension .module.css

+            {

+              test: cssRegex,

+              exclude: cssModuleRegex,

+              use: getStyleLoaders({

+                importLoaders: 1,

+                sourceMap: isEnvProduction && shouldUseSourceMap,

+              }),

+              // Don't consider CSS imports dead code even if the

+              // containing package claims to have no side effects.

+              // Remove this when webpack adds a warning or an error for this.

+              // See https://github.com/webpack/webpack/issues/6571

+              sideEffects: true,

+            },

+            // Adds support for CSS Modules (https://github.com/css-modules/css-modules)

+            // using the extension .module.css

+            {

+              test: cssModuleRegex,

+              use: getStyleLoaders({

+                importLoaders: 1,

+                sourceMap: isEnvProduction && shouldUseSourceMap,

+                modules: true,

+                getLocalIdent: getCSSModuleLocalIdent,

+              }),

+            },

+            // Opt-in support for SASS (using .scss or .sass extensions).

+            // By default we support SASS Modules with the

+            // extensions .module.scss or .module.sass

+            {

+              test: sassRegex,

+              exclude: sassModuleRegex,

+              use: getStyleLoaders(

+                {

+                  importLoaders: 2,

+                  sourceMap: isEnvProduction && shouldUseSourceMap,

+                },

+                'sass-loader'

+              ),

+              // Don't consider CSS imports dead code even if the

+              // containing package claims to have no side effects.

+              // Remove this when webpack adds a warning or an error for this.

+              // See https://github.com/webpack/webpack/issues/6571

+              sideEffects: true,

+            },

+            // Adds support for CSS Modules, but using SASS

+            // using the extension .module.scss or .module.sass

+            {

+              test: sassModuleRegex,

+              use: getStyleLoaders(

+                {

+                  importLoaders: 2,

+                  sourceMap: isEnvProduction && shouldUseSourceMap,

+                  modules: true,

+                  getLocalIdent: getCSSModuleLocalIdent,

+                },

+                'sass-loader'

+              ),

+            },

+            // "file" loader makes sure those assets get served by WebpackDevServer.

+            // When you `import` an asset, you get its (virtual) filename.

+            // In production, they would get copied to the `build` folder.

+            // This loader doesn't use a "test" so it will catch all modules

+            // that fall through the other loaders.

+            {

+              loader: require.resolve('file-loader'),

+              // Exclude `js` files to keep "css" loader working as it injects

+              // its runtime that would otherwise be processed through "file" loader.

+              // Also exclude `html` and `json` extensions so they get processed

+              // by webpacks internal loaders.

+              exclude: [/\.(js|mjs|jsx|ts|tsx)$/, /\.html$/, /\.json$/],

+              options: {

+                name: 'static/media/[name].[hash:8].[ext]',

+              },

+            },

+            // ** STOP ** Are you adding a new loader?

+            // Make sure to add the new loader(s) before the "file" loader.

+          ],

+        },

+      ],

+    },

+    plugins: [

+      // Generates an `index.html` file with the <script> injected.

+      new HtmlWebpackPlugin(

+        Object.assign(

+          {},

+          {

+            inject: true,

+            template: paths.appHtml,

+          },

+          isEnvProduction

+            ? {

+                minify: {

+                  removeComments: true,

+                  collapseWhitespace: true,

+                  removeRedundantAttributes: true,

+                  useShortDoctype: true,

+                  removeEmptyAttributes: true,

+                  removeStyleLinkTypeAttributes: true,

+                  keepClosingSlash: true,

+                  minifyJS: true,

+                  minifyCSS: true,

+                  minifyURLs: true,

+                },

+              }

+            : undefined

+        )

+      ),

+      // Inlines the webpack runtime script. This script is too small to warrant

+      // a network request.

+      isEnvProduction &&

+        shouldInlineRuntimeChunk &&

+        new InlineChunkHtmlPlugin(HtmlWebpackPlugin, [/runtime~.+[.]js/]),

+      // Makes some environment variables available in index.html.

+      // The public URL is available as %PUBLIC_URL% in index.html, e.g.:

+      // <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">

+      // In production, it will be an empty string unless you specify "homepage"

+      // in `package.json`, in which case it will be the pathname of that URL.

+      // In development, this will be an empty string.

+      new InterpolateHtmlPlugin(HtmlWebpackPlugin, env.raw),

+      // This gives some necessary context to module not found errors, such as

+      // the requesting resource.

+      new ModuleNotFoundPlugin(paths.appPath),

+      // Makes some environment variables available to the JS code, for example:

+      // if (process.env.NODE_ENV === 'production') { ... }. See `./env.js`.

+      // It is absolutely essential that NODE_ENV is set to production

+      // during a production build.

+      // Otherwise React will be compiled in the very slow development mode.

+      new webpack.DefinePlugin(env.stringified),

+      // This is necessary to emit hot updates (currently CSS only):

+      isEnvDevelopment && new webpack.HotModuleReplacementPlugin(),

+      // Watcher doesn't work well if you mistype casing in a path so we use

+      // a plugin that prints an error when you attempt to do this.

+      // See https://github.com/facebook/create-react-app/issues/240

+      isEnvDevelopment && new CaseSensitivePathsPlugin(),

+      // If you require a missing module and then `npm install` it, you still have

+      // to restart the development server for Webpack to discover it. This plugin

+      // makes the discovery automatic so you don't have to restart.

+      // See https://github.com/facebook/create-react-app/issues/186

+      isEnvDevelopment &&

+        new WatchMissingNodeModulesPlugin(paths.appNodeModules),

+      isEnvProduction &&

+        new MiniCssExtractPlugin({

+          // Options similar to the same options in webpackOptions.output

+          // both options are optional

+          filename: 'static/css/[name].[contenthash:8].css',

+          chunkFilename: 'static/css/[name].[contenthash:8].chunk.css',

+        }),

+      // Generate a manifest file which contains a mapping of all asset filenames

+      // to their corresponding output file so that tools can pick it up without

+      // having to parse `index.html`.

+      new ManifestPlugin({

+        fileName: 'asset-manifest.json',

+        publicPath: publicPath,

+      }),

+      // Moment.js is an extremely popular library that bundles large locale files

+      // by default due to how Webpack interprets its code. This is a practical

+      // solution that requires the user to opt into importing specific locales.

+      // https://github.com/jmblog/how-to-optimize-momentjs-with-webpack

+      // You can remove this if you don't use Moment.js:

+      new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),

+      // Generate a service worker script that will precache, and keep up to date,

+      // the HTML & assets that are part of the Webpack build.

+      isEnvProduction &&

+        new WorkboxWebpackPlugin.GenerateSW({

+          clientsClaim: true,

+          exclude: [/\.map$/, /asset-manifest\.json$/],

+          importWorkboxFrom: 'cdn',

+          navigateFallback: publicUrl + '/index.html',

+          navigateFallbackBlacklist: [

+            // Exclude URLs starting with /_, as they're likely an API call

+            new RegExp('^/_'),

+            // Exclude URLs containing a dot, as they're likely a resource in

+            // public/ and not a SPA route

+            new RegExp('/[^/]+\\.[^/]+$'),

+          ],

+        }),

+      // TypeScript type checking

+      useTypeScript &&

+        new ForkTsCheckerWebpackPlugin({

+          typescript: resolve.sync('typescript', {

+            basedir: paths.appNodeModules,

+          }),

+          async: isEnvDevelopment,

+          useTypescriptIncrementalApi: true,

+          checkSyntacticErrors: true,

+          tsconfig: paths.appTsConfig,

+          reportFiles: [

+            '**',

+            '!**/*.json',

+            '!**/__tests__/**',

+            '!**/?(*.)(spec|test).*',

+            '!**/src/setupProxy.*',

+            '!**/src/setupTests.*',

+          ],

+          watch: paths.appSrc,

+          silent: true,

+          // The formatter is invoked directly in WebpackDevServerUtils during development

+          formatter: isEnvProduction ? typescriptFormatter : undefined,

+        }),

+    ].filter(Boolean),

+    // Some libraries import Node modules but don't use them in the browser.

+    // Tell Webpack to provide empty mocks for them so importing them works.

+    node: {

+      module: 'empty',

+      dgram: 'empty',

+      dns: 'mock',

+      fs: 'empty',

+      net: 'empty',

+      tls: 'empty',

+      child_process: 'empty',

+    },

+    // Turn off performance processing because we utilize

+    // our own hints via the FileSizeReporter

+    performance: false,

+  };

+};

new file mode 100644

@@ -0,0 +1,104 @@

+'use strict';

+

+const errorOverlayMiddleware = require('react-dev-utils/errorOverlayMiddleware');

+const evalSourceMapMiddleware = require('react-dev-utils/evalSourceMapMiddleware');

+const noopServiceWorkerMiddleware = require('react-dev-utils/noopServiceWorkerMiddleware');

+const ignoredFiles = require('react-dev-utils/ignoredFiles');

+const paths = require('./paths');

+const fs = require('fs');

+

+const protocol = process.env.HTTPS === 'true' ? 'https' : 'http';

+const host = process.env.HOST || '0.0.0.0';

+

+module.exports = function(proxy, allowedHost) {

+  return {

+    // WebpackDevServer 2.4.3 introduced a security fix that prevents remote

+    // websites from potentially accessing local content through DNS rebinding:

+    // https://github.com/webpack/webpack-dev-server/issues/887

+    // https://medium.com/webpack/webpack-dev-server-middleware-security-issues-1489d950874a

+    // However, it made several existing use cases such as development in cloud

+    // environment or subdomains in development significantly more complicated:

+    // https://github.com/facebook/create-react-app/issues/2271

+    // https://github.com/facebook/create-react-app/issues/2233

+    // While we're investigating better solutions, for now we will take a

+    // compromise. Since our WDS configuration only serves files in the `public`

+    // folder we won't consider accessing them a vulnerability. However, if you

+    // use the `proxy` feature, it gets more dangerous because it can expose

+    // remote code execution vulnerabilities in backends like Django and Rails.

+    // So we will disable the host check normally, but enable it if you have

+    // specified the `proxy` setting. Finally, we let you override it if you

+    // really know what you're doing with a special environment variable.