Examine source code of ADS Finder

{
  "manifest_version": 2,
  "name": "ADS Finder",
  "version": "1.1",
  "description": "Right-click to find the current article on ADS.",
  "permissions": [
    "contextMenus",
    "tabs",
    "activeTab",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://academic.oup.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_action": {
    "default_title": "ADS Finder"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e8f98d1d-c369-46ad-9cbb-539fc11e9429}"
    }
  }
}