Iterated on Webpack configs until I got the inline and shell packages seemingly working

packages/react-devtools-inline/package.json

@@ -20,6 +20,23 @@
   },
   "dependencies": {},
   "devDependencies": {
-    "cross-env": "^3.1.4"
+    "@babel/core": "^7.1.6",
+    "@babel/plugin-proposal-class-properties": "^7.1.0",
+    "@babel/plugin-transform-flow-strip-types": "^7.1.6",
+    "@babel/plugin-transform-react-jsx-source": "^7.2.0",
+    "@babel/preset-env": "^7.1.6",
+    "@babel/preset-flow": "^7.0.0",
+    "@babel/preset-react": "^7.0.0",
+    "babel-core": "^7.0.0-bridge",
+    "babel-eslint": "^9.0.0",
+    "babel-jest": "^24.7.1",
+    "babel-loader": "^8.0.4",
+    "cross-env": "^3.1.4",
+    "css-loader": "^1.0.1",
+    "raw-loader": "^3.1.0",
+    "style-loader": "^0.23.1",
+    "webpack": "^4.26.0",
+    "webpack-cli": "^3.1.2",
+    "webpack-dev-server": "^3.3.1"
   }
 }

packages/react-devtools-inline/webpack.config.js

@@ -29,11 +29,6 @@ module.exports = {
     library: '[name]',
     libraryTarget: 'commonjs2',
   },
-  resolve: {
-    alias: {
-      src: resolve(__dirname, '../../src'),
-    },
-  },
   externals: {
     react: 'react',
     'react-dom': 'react-dom',
@@ -54,7 +49,12 @@ module.exports = {
         test: /\.js$/,
         loader: 'babel-loader',
         options: {
-          configFile: resolve(__dirname, '../../babel.config.js'),
+          configFile: resolve(
+            __dirname,
+            '..',
+            'react-devtools-shared',
+            'babel.config.js',
+          ),
         },
       },
       {