Examine source code of Easy Clean Plus

{
  "manifest_version": 2,
  "name": "Easy Clean",
  "description": "Easily clear browser cache with one click and automatically clean it after closing the browser for enhanced privacy and security.",
  "default_locale": "en",
  "author": "Raz1ner",
  "version": "1.0.1",
  "browser_action": {
    "default_popup": "html/popup.html",
    "default_icon": "icon/icon.png"
  },
  "icons": {
    "128": "icon/icon.png"
  },
  "background": {
    "scripts": [
      "js/background.js"
    ],
    "persistent": false
  },
  "permissions": [
    "cookies",
    "storage",
    "tabs",
    "browsingData",
    "*://*/*"
  ],
  "web_accessible_resources": [
    "html/popup.html",
    "icon/icon.png",
    "js/background.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{d75230c3-ea37-474d-8a3d-0f1b565ac4ab}"
    }
  }
}