<!-- Do not manually edit this file. Use the `changelogger` tool. -->
July 17th, 2025
===============
**New this release:**
- (all, [smithy-rs#4212](https://github.com/smithy-lang/smithy-rs/issues/4212)) Event streams now allocate a right-sized buffer avoiding repeated reallocations during serialization
"message":"Allows customers to configure the auth schemes and auth scheme resolver. For more information see the GitHub [discussion](https://github.com/smithy-lang/smithy-rs/discussions/4197).\n",