Examine source code of Cloudy Convert

{
  "manifest_version": 2,
  "name": "CloudyConvert",
  "version": "1.1.1",
  "description": "Convert images and generate favicons easily.",
  "default_locale": "en",
  "icons": {
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "support@cloudyconvert.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "contextMenus",
    "tabs",
    "activeTab",
    "storage",
    "https://cloudyconvert.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon128.png"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": false
  }
}