Touched up the front end

.env

@@ -0,0 +1 @@
+ALCHEMYAPI_KEY = "DIoeYnfiKuTLcNM1Olx_54L-3dzz9pUj"

.gitignore

@@ -1,4 +1,6 @@
 # See https://help.github.com/ignore-files/ for more about ignoring files.
+/test-ledger
+
 
 # dependencies
 /node_modules

config-overrides.js

@@ -0,0 +1,50 @@
+const { query } = require("express");
+const { ProvidePlugin } = require("webpack");
+
+module.exports = function (config, env) {
+  return {
+    ...config,
+    module: {
+      ...config.module,
+      rules: [
+        ...config.module.rules,
+        {
+          test: /\.m?[jt]sx?$/,
+          enforce: "pre",
+          use: ["source-map-loader"],
+        },
+        {
+          test: /\.m?[jt]sx?$/,
+          resolve: {
+            fullySpecified: false,
+          },
+        },
+      ],
+    },
+    plugins: [
+      ...config.plugins,
+      new ProvidePlugin({
+        process: "process/browser",
+      }),
+    ],
+    resolve: {
+      ...config.resolve,
+      fallback: {
+        assert: require.resolve("assert"),
+        buffer: require.resolve("buffer"),
+        crypto: require.resolve("crypto-browserify"),
+        http: require.resolve("stream-http"),
+        https: require.resolve("https-browserify"),
+        stream: require.resolve("stream-browserify"),
+        url: require.resolve("url/"),
+        zlib: require.resolve("browserify-zlib"),
+        vm: require.resolve("vm-browserify"),
+        querystring: require.resolve("querystring-es3"),
+        path: require.resolve("path-browserify"),
+        fs: require.resolve("browserify-fs"),
+        net: require.resolve("net"),
+      },
+    },
+    ignoreWarnings: [/Failed to parse source map/],
+  };
+};