Examine source code of Weather in New Tab

{
  "manifest_version": 3,
  "name": "__MSG_appName__",
  "version": "1.20.0",
  "description": "__MSG_appDescription__",
  "minimum_chrome_version": "112",
  "icons": {
    "32": "icon-32.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "chrome_url_overrides": {
    "newtab": "app/webext.html"
  },
  "chrome_settings_overrides": {
    "homepage": "app/webext.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{195350f2-110a-1bca-a2da-33b239ec3007}",
      "strict_min_version": "128.0"
    }
  },
  "permissions": [
    "storage",
    "search",
    "unlimitedStorage"
  ],
  "optional_permissions": [
    "bookmarks",
    "topSites"
  ],
  "optional_host_permissions": [
    "<all_urls>"
  ]
}