Examine source code of Languages.ai Extension

{
  "name": "Languages.ai Extension",
  "description": "Translates words and enables you to save them to your lists and to repeat them everywhere on the web.",
  "icons": {
    "16": "icons/icon-16-grey.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "version": "2.10resigned1",
  "background": {
    "scripts": [
      "vendor/jquery-3.1.1.min.js",
      "vendor/lodash.min.js",
      "vendor/langai-runtime.js",
      "settings.js",
      "background/reading-sessions.js",
      "background/global-vars.js",
      "background/utils.js",
      "background/cpf-log.js",
      "background/cpf.js",
      "background/tab-event-handlers.js",
      "background/main.js"
    ],
    "persistent": true
  },
  "options_ui": {
    "page": "options/options.html"
  },
  "permissions": [
    "<all_urls>",
    "tabs",
    "webNavigation",
    "storage",
    "history"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_start",
      "all_frames": true,
      "css": [
        "styles.css"
      ],
      "js": [
        "vendor/jquery-3.1.1.min.js",
        "vendor/lodash.min.js",
        "vendor/languageDetector.min.js",
        "vendor/langai-runtime.js",
        "settings.js",
        "content_script/utils/constants.js",
        "content_script/utils/init.js",
        "content_script/utils/misc.js",
        "content_script/utils/selection.js",
        "content_script/utils/highlighting.js",
        "content_script/utils/translation.js",
        "content_script/utils/revision.js",
        "content_script/utils/instant_reco.js",
        "content_script/cpf/utils.js",
        "content_script/cpf/languages.js",
        "content_script/cpf/third_party.js",
        "content_script/cpf/gouv.js",
        "content_script/cpf/main.js",
        "content_script/main.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "content/web/images/*",
    "options/*",
    "translator/*",
    "reviewer/*",
    "recommendation/*",
    "login/*",
    "http:/*",
    "https:/*",
    "chrome-extension:/*"
  ],
  "browser_action": {
    "default_title": "Translate with Languages.ai",
    "default_icon": "icons/icon-16-grey.png"
  },
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "{b95f0964-3df4-43b8-a0c3-a9396b22a289}"
    }
  }
}