Examine source code of Feed Scout — RSS Finder

{
  "manifest_version": 3,
  "name": "Feed Scout — RSS Finder",
  "version": "1.0.0",
  "description": "Find RSS, Atom, and JSON feeds declared by the current page.",
  "author": "Colin Knapp",
  "permissions": [
    "activeTab",
    "scripting"
  ],
  "action": {
    "default_title": "Find feeds on this page",
    "default_popup": "src/popup.html",
    "default_icon": {
      "16": "icons/feed-scout.svg",
      "32": "icons/feed-scout.svg"
    }
  },
  "icons": {
    "16": "icons/feed-scout.svg",
    "32": "icons/feed-scout.svg",
    "48": "icons/feed-scout.svg",
    "96": "icons/feed-scout.svg"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'none'"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "feed-scout@extensions.colinknapp.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}