fix bundle test

cypress/e2e/bundle.js

@@ -1,5 +1,5 @@
 import Blockchains from '@depay/web3-blockchains'
-import DePayWidgets from '../../dist/umd/index.bundle'
+import DePayWidgets from '../../dist/esm/index.bundle'
 import fetch from 'cross-fetch'
 import fetchMock from 'fetch-mock'
 import mockBasics from '../../tests/mocks/evm/basics'

package.json

@@ -81,7 +81,9 @@
     "babel-loader": "^9.1.3",
     "babel-preset-env": "^1.7.0",
     "babel-preset-react": "^6.24.1",
+    "buffer": "^6.0.3",
     "cross-fetch": "^3.1.5",
+    "crypto-browserify": "^3.12.0",
     "cypress": "^10.11.0",
     "eslint": "^7.15.0",
     "eslint-loader": "^4.0.2",
@@ -91,6 +93,7 @@
     "ethers": "^5.7.1",
     "fetch-mock": "^9.11.0",
     "mock-socket": "^9.0.8",
+    "process": "^0.11.10",
     "react": "^18",
     "react-dom": "^18",
     "regenerator-runtime": "^0.13.7",
@@ -103,6 +106,7 @@
     "rollup-plugin-polyfill-node": "^0.7.0",
     "rollup-plugin-serve": "^1.1.0",
     "rollup-plugin-terser": "^7.0.2",
+    "stream-browserify": "^3.0.0",
     "typescript": "^5.0.2",
     "util": "0.10.0",
     "webpack": "^5.73.0"

webpack.config.js

@@ -1,4 +1,5 @@
 const path = require('path');
+const webpack = require('webpack');
 
 module.exports = {
   mode: 'development',
@@ -18,7 +19,18 @@ module.exports = {
       },
     ],
   },
+  plugins: [
+    new webpack.ProvidePlugin({
+        Buffer: ['buffer', 'Buffer'],
+    }),
+  ],
   resolve: {
     extensions: ['.ts', '.tsx', '.js', '.jsx'],
+    fallback: {
+      "crypto": require.resolve("crypto-browserify"),
+      "process": require.resolve("process/browser"),
+      "stream": require.resolve("stream-browserify"),
+      "buffer": require.resolve("buffer/")
+    }
   },
 };