• Removed clients for AWS services dropped from the AWS SDK: Alexa for Business, Backup Storage, CodeStar (code_star), GameSparks, Honeycode, IoT RoboRunner, Macie Classic (macie; use macie2) and Mobile.
• DocumentClient decodes integral DynamoDB numbers (N/NS) as int instead of always double.
• Require package:xml 7.x (drops xml 6.x support).
• Support compilation to WebAssembly (Wasm).
• Raise the minimum Dart SDK to 3.5.0.