Use window.log in browser context, turn on console eslint rule

app/.eslintrc.js

@@ -0,0 +1,6 @@
+module.exports = {
+  rules: {
+    // On the node.js side, we're still using console.log
+    'no-console': 'off',
+  },
+};

app/global_errors.js

@@ -0,0 +1,16 @@
+const addUnhandledErrorHandler = require('electron-unhandled');
+
+const Errors = require('../js/modules/types/errors');
+
+//      addHandler :: Unit -> Unit
+exports.addHandler = () => {
+  addUnhandledErrorHandler({
+    logger: error => {
+      console.error(
+        'Uncaught error or unhandled promise rejection:',
+        Errors.toLogFormat(error)
+      );
+    },
+    showDialog: false,
+  });
+};