Examine source code of Simple Image Viewer

{
  "manifest_version": 3,
  "name": "Simple Image Viewer Pro",
  "version": "2.0.0",
  "description": "A simple image viewer with lazy loading, sorting, and zoom.",
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "tabs"
  ],
  "action": {
    "default_title": "Image Viewer"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "simple-image-viewer@example.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}