Examine source code of RSSPreviewQuickly

{
  "manifest_version": 2,
  "name": "RSSPreview",
  "version": "1.0.0",
  "description": "Detect and preview RSS/Atom feeds for the current page. Quick one-click preview and open items in new tabs.",
  "permissions": [
    "tabs",
    "activeTab",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "RSSPreview",
    "default_popup": "popup/popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content_scripts/find_feeds.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    "popup/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4c51085f-b8a4-460a-b8c8-35d3f3d4fa41}"
    }
  }
}