Examine source code of TLDR for YouTube – ChatGPT Video Summarizer

{
  "update_url" : "https://clients2.google.com/service/update2/crx" ,
  "manifest_version" : 3 ,
  "name" : "TLDR for YouTube – ChatGPT Video Summarizer",
  "version" : "3.4.1",
  "description" : "Save time. Skip the filler. Summarize YouTube videos instantly with your ChatGPT.",
  "permissions" : [
    "activeTab" ,
    "scripting" ,
    "storage" ,
    "tabs" 
  ],
  "web_accessible_resources" : [
    {
      "resources" : [
        "prompts.json" ,
        "settings.html" ,
        "settings.js" 
      ],
      "matches" : [
        "<all_urls>" 
      ]
    }
  ],
  "host_permissions" : [
    "*://*.youtube.com/*" ,
    "*://chat.openai.com/*" ,
    "*://chatgpt.com/*" ,
    "*://*.googlevideo.com/*" 
  ],
  "background" : {
    "service_worker" : "background.js" 
  },
  "action" : {
    "default_popup" : "popup.html",
    "default_icon" : {
      "16" : "icons/icon16.png",
      "48" : "icons/icon48.png",
      "128" : "icons/icon128.png"
    },
    "default_title" : "TLDR for YouTube Pro"
  },
  "content_scripts" : [
    {
      "matches" : [
        "*://*.youtube.com/watch*" 
      ],
      "js" : [
        "content_youtube.js" 
      ],
      "run_at" : "document_idle" ,
      "all_frames" : false 
    },
    {
      "matches" : [
        "https://chat.openai.com/*" 
      ],
      "js" : [
        "content_chatgpt.js" 
      ]
    }
  ],
  "icons" : {
    "16" : "icons/icon16.png",
    "48" : "icons/icon48.png",
    "128" : "icons/icon128.png"
  }
}