Examine source code of FoxDial

{
  "manifest_version": 3,
  "name": "FoxDial",
  "version": "1.0.1",
  "description": "A simple speed dial — a grid of your favorite site tiles on the new-tab page.",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "storage",
    "unlimitedStorage"
  ],
  "optional_host_permissions": [
    "<all_urls>"
  ],
  "chrome_url_overrides": {
    "newtab": "newtab.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "foxdial@egorlepa.dev",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}