Examine source code of F95CheckerX

{
  "manifest_version": 2,
  "name": "F95CheckerX",
  "short_name": "F95CheckerX",
  "author": "WillyJL (modified by littleraisins)",
  "version": "1.4.3",
  "description": "Browser addon/extension helping to integrate F95CheckerX app with F95zone forum.",
  "homepage_url": "https://github.com/littleraisins/F95CheckerX",
  "browser_action": {
    "default_icon": {
      "16": "icons/16.png",
      "32": "icons/32.png",
      "64": "icons/64.png"
    }
  },
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "64": "icons/64.png",
    "128": "icons/128.png"
  },
  "background": {
    "scripts": [
      "extension.js"
    ]
  },
  "permissions": [
    "scripting",
    "activeTab",
    "contextMenus",
    "webNavigation",
    "*://*.f95zone.to/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{731cccb4-4060-42b5-9f1e-5345dc2abbc5}"
    }
  }
}