import 'dart:convert'; import 'dart:io'; Future main() async { final config = { 'syncfusion_license_key': Platform.environment['SYNCFUSION_LICENSE_KEY'], 'version_type': Platform.environment['HA_CLIENT_VERSION_TYPE'] ?? '' }; final filename = 'lib/.secrets.dart'; File(filename).writeAsString('final secrets = ${json.encode(config)};'); }