Resolve warnings in react app build (#10)

Part of https://plan.wireit.in/deepstack/browse/VUL-251/

Co-authored-by: Pranav <jadhavpranav89@gmail.com>
Reviewed-on: LaconicNetwork/zenith-wallet-web#10

config-overrides.js

@@ -54,5 +54,20 @@ module.exports = function override(config, env) {
 
   config.resolve.alias['react-native$'] = require.resolve('react-native-web');
 
+  // Ignore source map warnings from third-party packages. Ref: https://github.com/facebook/create-react-app/discussions/11767#discussioncomment-3416044
+  const ignoreSourceMapPackages = [
+    '@cosmjs',
+    '@confio/ics23',
+    '@json-rpc-tools',
+    '@pedrouid/environment',
+    '@walletconnect',
+    'cosmjs-types',
+  ];
+
+  config.ignoreWarnings = ignoreSourceMapPackages.map(pkg => ({
+    module: new RegExp(`node_modules/${pkg.replace('/', '\\/')}`),
+    message: /Failed to parse source map/,
+  }));
+
   return config;
 };

package.json

@@ -1,6 +1,6 @@
 {
   "name": "web-wallet",
-  "version": "0.1.7-zenith-0.2.2",
+  "version": "0.1.7-zenith-0.2.3",
   "private": true,
   "dependencies": {
     "@laconic-network/cosmjs-util": "^0.1.0",