feat(webapp): add monorepo version on the sidebar

packages/webapp/craco.config.js

@@ -1,7 +1,18 @@
 const path = require('path');
+const webpack = require('webpack');
+const dotenv = require('dotenv-webpack');
 
 module.exports = {
   webpack: {
+    plugins: [
+      new dotenv(),
+      new webpack.DefinePlugin({
+        'process.env': {
+          MONOREPO_VERSION: JSON.stringify(require('../../lerna.json').version),
+        },
+      }),
+    ],
+
     alias: {
       '@': path.resolve(__dirname, 'src'),
     },