Expose Buffer to Webpack configuration

lib/www/client/source/vue.config.js

@@ -1,3 +1,5 @@
+const webpack = require('webpack');
+
 module.exports = {
   "transpileDependencies": [
     "vuetify",
@@ -41,6 +43,13 @@ module.exports = {
         path: require.resolve("path-browserify")
       }
     },
+    plugins: [
+      // Work around for Buffer is undefined:
+      // https://github.com/webpack/changelog-v5/issues/10
+      new webpack.ProvidePlugin({
+        Buffer: ['buffer', 'Buffer'],
+      })
+    ],
     module: {
       rules: [
         {