Examine source code of Link Building OpFin

{
  "manifest_version": 2,
  "name": "Link Building OpFin",
  "version": "1.1",
  "description": "A Mozilla extension to discover and analyze link-building opportunities for SEO.",
  "permissions": [
    "activeTab",
    "storage",
    "tabs",
    "http://*/",
    "https://*/",
    "notifications"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icons/logo_64.png"
  },
  "icons": {
    "64": "icons/logo_64.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    "icon.png"
  ],
  "content_security_policy": "script-src 'self' https://api.example.com; object-src 'self'",
  "options_page": "options.html",
  "commands": {
    "find_link_opportunities": {
      "suggested_key": {
        "default": "Ctrl+Shift+L"
      },
      "description": "Find link-building opportunities on the current webpage"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{cf56ab9c-599a-487e-81bc-f7cf385be823}"
    }
  }
}