Examine source code of RatioLookup

{
  "manifest_version": 3,
  "name": "RatioLookup",
  "version": "0.5.0",
  "description": "Privacy-first phone, email and mail-header intelligence with explainable risk signals, local analysis, explicit public-web lookup and mobile-friendly controls.",
  "permissions": [
    "contextMenus"
  ],
  "action": {
    "default_title": "RatioLookup",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png",
      "64": "icons/icon-64.png"
    }
  },
  "background": {
    "scripts": [
      "js/background.js"
    ]
  },
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ratiolookup@ratioworks.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "searchTerms"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}