Examine source code of Focus Mode Activator

{
  "manifest_version": 3,
  "name": "Focus Mode Activator",
  "version": "1.0",
  "description": "Minimizes distractions on webpages by dimming or hiding irrelevant elements (e.g., sidebars, ads, social media feeds) and providing a clean, reading-focused view. Users can customize which elements to hide.",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "focus_mode_activator.png"
  },
  "icons": {
    "128": "focus_mode_activator.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "deecatheymuxg4808@hotmail.com"
    }
  }
}