Examine source code of Cookie Editor

{
  "manifest_version" : 3 ,
  "name" : "Cookie-Editor",
  "version" : "3.9.2",
  "description" : "View, edit, add, and delete cookies for the current tab. Import and export cookie data for testing, privacy cleanup, and site debugg",
  "background" : {
    "scripts" : [
      "interface/lib/env.js" ,
      "interface/lib/browserDetector.js" ,
      "interface/lib/permissionHandler.js" ,
      "cookie-editor.js" 
    ],
    "type" : "module" 
  },
  "action" : {
    "default_icon" : {
      "16" : "icons/cookie-filled-small.svg",
      "32" : "icons/cookie-filled-small.svg",
      "48" : "icons/cookie-filled.svg",
      "128" : "icons/cookie-filled.svg"
    },
    "theme_icons": [
      {
        "light": "icons/cookie-light-small.svg",
        "dark": "icons/cookie-small.svg",
        "size": 16
      },
      {
        "light": "icons/cookie-light-small.svg",
        "dark": "icons/cookie-small.svg",
        "size": 32
      },
      {
        "light": "icons/cookie-light.svg",
        "dark": "icons/cookie.svg",
        "size": 128
      }
    ],
    "default_title" : "Cookie-Editor",
    "default_popup" : "interface/popup/cookie-list.html"
  },
  "sidebar_action": {
    "default_icon" : {
      "16" : "icons/cookie-filled-small.svg",
      "32" : "icons/cookie-filled-small.svg"
    },
    "default_title" : "Cookie-Editor",
    "default_panel": "interface/sidepanel/cookie-list.html"
  },
  "devtools_page": "interface/devtools/devtool.html",
  "options_ui" : {
    "page": "interface/options/options.html" 
  },
  "permissions" : [
    "cookies" ,
    "tabs" ,
    "storage" ,
    "declarativeNetRequest" 
  ],
  "host_permissions" : [
    "<all_urls>" 
  ],
  "icons" : {
    "16" : "icons/cookie-filled-small.svg",
    "19" : "icons/cookie-filled-small.svg",
    "32" : "icons/cookie-filled-small.svg",
    "48" : "icons/cookie-filled.svg",
    "128" : "icons/cookie-filled.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{178a96df-0b46-4f9a-8fa6-9ffc3ae2ea13}",
      "strict_min_version": "112.0"
    },
    "gecko_android": {
      "id": "cookie-editor@cookie-editor.com",
      "strict_min_version": "112.0"
    }
  }
}