add lint script

karma.conf.local.js

@@ -1,5 +1,4 @@
 'use strict'
-/* eslint-disable @typescript-eslint/no-var-requires */
 
 const template = require('./karma.conf.template.js')
 

karma.conf.template.js

@@ -1,7 +1,5 @@
 'use strict'
 
-const path = require('path')
-
 module.exports = (config) => ({
   // Increase timeout in case connection in CI is slow
   captureTimeout: 120000,

package.json

@@ -60,6 +60,7 @@
     "xvfb-maybe": "^0.2.1"
   },
   "scripts": {
+    "lint": "standard",
     "test": "mocha --reporter spec --timeout 10000",
     "build:browser": "webpack && webpack --optimization-minimize",
     "pretest:browser": "npm run build:browser",