smithy-lang/smithy 1.56.0 on GitHub

1.56.0 (2025-03-27)

Added FlattenAndRemoveMixins transform to list of provided build transforms (#2552)
Added Since suffix to timestamp linter for better timestamp validation (#2554)
Improved performance by preferring ShapeId for hasTrait lookups instead of class-based lookups (#2562)
Improved CleanClientDiscoveryTraitTransformer implementation by adding short ciruit if ClientDiscovery traits are not applied (#2559)
Make IDL serialization clearer by skipping to serialize default boolean values (#2553)
Optimized ModelTransformPlugin and ResourceIdentifierBindingValidator to use fewer intermediate objects and streams.(#2561)
Added breakingChanges property to the removal of sigv4 and sigv4a traits (#2567)
Relaxed constraints on httpPrefixHeaders trait to have NOTE severity during validation when the prefix is set to empty string ([#2565])(#2565))

Relaxed on TaggableResource instance validation by lowering the severity from ERROR to DANGER when a resource does not have instance operations for manipulating tags and service level tagging operations are not present (#2566)
Fixed OpenAPI conversion by using ShapeId instead of name, reducing unnecessary object creation (#2560)

Added TypeScript quickstart pages to provide tutorial for users to generate clients and SDKs with Smithy TypeScript (#2536)
Added documentation for OpenAPI enumStrategy setting to clarify configuration options (#2551)
Added new Smithy landing page for improved user experience (#2543)