Examine source code of fix-studwiz

{
  "description": "Let users use ad-blockers on studwiz.com",
  "manifest_version": 2,
  "name": "fix-studwiz",
  "version": "0.1",
  "homepage_url": "https://gitlab.com/giacomocaironi/fix-studwiz",
  "icons": {
    "48": "icons/favicon.ico"
  },
  "permissions": [
    "activeTab",
    "webRequest",
    "webRequestBlocking",
    "*://*.studwiz.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c2a2f7e6-6bfc-4d23-9884-d374d668a464}"
    }
  }
}