SEO Tool Extension: Meta + SEO Checker

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "SEO Tool Extension: Meta + SEO Checker",
  "description": "SEO Analysis, SEO Keyword Research and Content Optimization SEO Site Tools. Meta Tags Checker, SEO Title & SEO Keyword Optimizer",
  "homepage_url": "https://seotoolextension.com/",
  "manifest_version": 2,
  "version": "0.4.6",
  "content_security_policy": "script-src 'unsafe-eval' 'self' https://www.google-analytics.com https://www.googletagmanager.com https://app.seoscout.com https://seoquake.publicapi.semrush.com https://bl.publicapi.semrush.com https://suggestqueries.google.com; object-src 'self'",
  "author": "Jonny Platt",
  "browser_action": {
    "default_title": "SEO Tools",
    "default_popup": "popup.html",
    "default_icon": "assets/icon-128.png"
  },
  "icons": {
    "48": "assets/icon-48.png",
    "96": "assets/icon-96.png",
    "128": "assets/icon-128.png"
  },
  "background": {
    "scripts": [
      "browser-polyfill.js",
      "background.js"
    ]
  },
  "permissions": [
    "activeTab",
    "*://*.semrush.com/*"
  ]
}