Examine source code of Monlam Translator

{
  "manifest_version": 2,
  "name": "Monlam Translator",
  "version": "1.0",
  "description": "A simple translation tool using Monlam API.",
  "permissions": [
    "activeTab",
    "storage"
  ],
  "browser_action": {
    "default_popup": "monlam.html",
    "default_icon": "icon.png"
  },
  "icons": {
    "16": "icon.png",
    "48": "icon.png",
    "128": "icon.png"
  },
  "background": {
    "scripts": [
      "javascript.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "javascript.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "icon.png"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{1a282e6d-4834-45fb-a0d5-29fc42b4030a}"
    }
  }
}