Examine source code of Tarjomak

{
  "name": "Tarjomak",
  "author": "Mostafa Alahyari",
  "description": "Tarjomak extension provides quick translation of selected texts for persian users",
  "version": "1.0.5resigned1",
  "manifest_version": 2,
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "styles/popup_inject.css",
        "styles/hint.min.css"
      ],
      "js": [
        "script/allEnv/allEnv.js",
        "script/contentscript/tarjomak.js",
        "script/contentscript/tarjomak_main.js",
        "script/clipboard.min.js"
      ],
      "run_at": "document_end"
    }
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "script/allEnv/allEnv.js",
      "script/background/background.js"
    ]
  },
  "web_accessible_resources": [
    "icons/*",
    "styles/*",
    "fonts/*"
  ],
  "browser_action": {
    "default_icon": {
      "19": "icons/icon19.png",
      "38": "icons/icon38.png"
    },
    "default_title": "Tarjomak",
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "*://*/*",
    "<all_urls>"
  ],
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Alt+Q"
      }
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{195dad2b-1c8b-40ac-8dda-37acdcf5f6ed}"
    }
  }
}