Examine source code of Weather Please

{
  "manifest_version": 3,
  "name": "__MSG_appName__",
  "version": "2.11.6",
  "description": "__MSG_appDesc__",
  "author": "Gus Gaidelevicius",
  "default_locale": "en",
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "permissions": [
    "geolocation",
    "identity",
    "declarativeNetRequestWithHostAccess"
  ],
  "icons": {
    "128": "favicon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9282bc49-b1b4-4f46-b135-1dfe00f182c9}"
    }
  },
  "declarative_net_request": {
    "rule_resources": [
      {
        "enabled": true,
        "id": "openstreetmap_tile_headers",
        "path": "openstreetmap-tile-rules.json"
      }
    ]
  },
  "host_permissions": [
    "https://tile.openstreetmap.org/*"
  ]
}