Webpack: disable fullySpecified resolving

webpack/rules/index.js

@@ -6,12 +6,21 @@ const css = require('./css');
 const assets = require('./assets');
 const nodeModules = require('./node_modules');
 
+// https://github.com/webpack/webpack/issues/11467
+const disableFullySpecified = {
+  test: /\.m?js/,
+  resolve: {
+    fullySpecified: false,
+  },
+};
+
 // Webpack loaders are processed in reverse order
 // https://webpack.js.org/concepts/loaders/#loader-features
 // Lastly, process static files using file loader
 module.exports = [
   ...assets,
   css,
+  disableFullySpecified,
   nodeModules,
   babel,
   git,