Examine source code of Reddit Comment Summarizer

{
  "manifest_version": 3,
  "name": "Reddit Top Level Comment Summarizer",
  "version": "1.0.1",
  "description": "Extracts top comments from a Reddit page and scrolls to them.",
  "permissions": [
    "scripting"
  ],
  "host_permissions": [
    "https://www.reddit.com/*",
    "https://old.reddit.com/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icons/icon48.png"
    }
  },
  "icons": {
    "48": "icons/icon48.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "top-level-comment-summarizer@example.com"
    }
  }
}