Examine source code of ThreadTLDR

{
  "manifest_version": 3,
  "name": "ThreadTLDR",
  "version": "1.0.0",
  "description": "Enhance your old.reddit.com experience with AI-powered post summaries and comment sentiment analysis",
  "permissions": [
    "activeTab",
    "storage",
    "scripting"
  ],
  "host_permissions": [
    "https://old.reddit.com/*",
    "https://api.openai.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://old.reddit.com/*"
      ],
      "js": [
        "dom_utils.js",
        "content_script.js"
      ],
      "css": [
        "content_styles.css"
      ],
      "run_at": "document_end"
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    },
    "default_title": "ThreadTLDR Settings"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "threadtldr@orcatstudios.com",
      "strict_min_version": "109.0"
    }
  }
}