Add ui tests for routes

ui/.eslintrc.js

@@ -0,0 +1,46 @@
+module.exports = {
+  env: {
+    browser: true,
+    es6: true,
+  },
+  extends: ['eslint:recommended', 'plugin:react/recommended'],
+  globals: {
+    Atomics: 'readonly',
+    SharedArrayBuffer: 'readonly',
+    process: 'readonly',
+    module: 'readonly',
+    require: 'readonly',
+  },
+  parserOptions: {
+    ecmaFeatures: {
+      jsx: true,
+    },
+    ecmaVersion: 2018,
+    sourceType: 'module',
+  },
+  plugins: ['react', 'react-hooks'],
+  rules: {
+    'no-unused-vars': 'warn',
+    'react/display-name': 'off',
+  },
+  settings: {
+    react: {
+      version: 'detect',
+    },
+  },
+  parser: 'babel-eslint',
+  overrides: [
+    Object.assign(require('eslint-plugin-jest').configs.recommended, {
+      files: ['**/*.test.js'],
+      env: { jest: true },
+      plugins: ['jest', 'jest-dom'],
+      rules: Object.assign(
+        require('eslint-plugin-jest').configs.recommended.rules,
+        {
+          'no-import-assign': 'off',
+          'react/prop-types': 'off',
+        }
+      ),
+    }),
+  ],
+}