add webpack config for consistent builds across platforms

Author: emilykl

js/package.json

@@ -30,6 +30,7 @@
   },
   "jupyterlab": {
     "mimeExtension": true,
-    "outputDir": "../plotly/labextension"
+    "outputDir": "../plotly/labextension",
+    "webpackConfig": "./webpack.config.js"
   }
 }

js/webpack.config.js

@@ -0,0 +1,7 @@
+module.exports = {
+  optimization: {
+    moduleIds: 'natural',
+    chunkIds: 'natural',
+    realContentHash: true
+  },
+};

plotly/labextension/package.json

@@ -31,8 +31,9 @@
   "jupyterlab": {
     "mimeExtension": true,
     "outputDir": "../plotly/labextension",
+    "webpackConfig": "./webpack.config.js",
     "_build": {
-      "load": "static/remoteEntry.6213e23b3bdd99ae0b34.js",
+      "load": "static/remoteEntry.a90ef69e866c18565afe.js",
       "mimeExtension": "./mimeExtension"
     }
   }