Examine source code of Image Album Creator

{
  "manifest_version": 3,
  "name": "Image Album Creator",
  "version": "1.0.0",
  "description": "Select images on any web page, create an album, compress and upload to ImgBB, then send to upanh.me API.",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "downloads",
    "scripting",
    "webRequest"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "preferred_environment": [
      "document",
      "service_worker"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ],
      "run_at": "document_end"
    }
  ],
  "action": {
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "image-album-creator@yourdomain.com",
      "strict_min_version": "109.0"
    }
  }
}