get function
Sends an HTTP GET request with the given headers to the given URL.
A HttpStatusException will be thrown if any non-200 HTTP status code is returned from the request.
Implementation
Future<Response> get(Uri url, {Map<String, String>? headers}) async {
final response = await http.get(url, headers: headers);
if (response.statusCode != 200) throw HttpStatusException(response);
return response;
}