Examine source code of AdsSnap Capture

{
  "manifest_version": 3,
  "name": "AdsSnap Capture",
  "short_name": "AdsSnap",
  "version": "2.1.0",
  "description": "Preview ad creatives on real websites. See how your image, HTML5, VAST, MRAID, or tag ads look across desktop, tablet and mobile.",
  "browser_specific_settings": {
    "gecko": {
      "id": "adsnap@enygma.ca",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "permissions": [
    "tabs",
    "activeTab",
    "scripting",
    "storage",
    "notifications",
    "alarms"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "https://adsnap.enygma.ca/*",
        "http://localhost:3000/adsnap/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "AdsSnap Capture",
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  }
}