Examine source code of HaTeMiLe for Browser

{
  "manifest_version": 2,
  "name": "HaTeMiLe for Browser",
  "default_locale": "en_US",
  "version": "3.2.1resigned1",
  "description": "__MSG_appDesc__",
  "homepage_url": "https://github.com/hatemile/web-extension-hatemile-for-browser",
  "icons": {
    "16": "images/icon16.png",
    "19": "images/icon19.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "applications": {
    "gecko": {
      "id": "hatemileforbrowser@hatemile.org"
    }
  },
  "permissions": [
    "storage",
    "http://*/",
    "https://*/"
  ],
  "options_page": "pages/preferences.html",
  "options_ui": {
    "page": "pages/preferences.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "run_at": "document_start",
      "persistent": false,
      "js": [
        "scripts/hatemile/js/hatemile-skippers.js",
        "scripts/hatemile/js/hatemile/util/CommonFunctions.js",
        "scripts/hatemile/js/hatemile/util/Configure.js",
        "scripts/hatemile/js/hatemile/util/IDGenerator.js",
        "scripts/hatemile/js/hatemile/util/html/vanilla/VanillaHTMLDOMElement.js",
        "scripts/hatemile/js/hatemile/util/html/vanilla/VanillaHTMLDOMParser.js",
        "scripts/hatemile/js/hatemile/util/html/vanilla/VanillaHTMLDOMTextNode.js",
        "scripts/hatemile/js/hatemile/implementation/AccessibleAssociationImplementation.js",
        "scripts/hatemile/js/hatemile/implementation/AccessibleDisplayScreenReaderImplementation.js",
        "scripts/hatemile/js/hatemile/implementation/AccessibleFormImplementation.js",
        "scripts/hatemile/js/hatemile/implementation/AccessibleNavigationImplementation.js",
        "scripts/auxiliar_functions.js",
        "scripts/background.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "styles/accessiblearia.css",
    "styles/accessibleformvalidation.css",
    "scripts/hatemile/css/hide_changes.css",
    "scripts/hatemile/js/eventlistener.js",
    "scripts/hatemile/js/hatemile/util/CommonFunctions.js",
    "scripts/hatemile/js/hatemile/util/Configure.js",
    "scripts/hatemile/js/hatemile/util/IDGenerator.js",
    "scripts/hatemile/js/hatemile/util/html/vanilla/VanillaHTMLDOMElement.js",
    "scripts/hatemile/js/hatemile/util/html/vanilla/VanillaHTMLDOMParser.js",
    "scripts/hatemile/js/hatemile/util/html/vanilla/VanillaHTMLDOMTextNode.js",
    "scripts/hatemile/js/hatemile/implementation/AccessibleEventImplementation.js",
    "scripts/hatemile/js/hatemile/implementation/AccessibleFormImplementation.js",
    "scripts/hatemile/js/hatemile/implementation/AccessibleDisplayScreenReaderImplementation.js",
    "scripts/execute.js"
  ]
}