v7.0.0-M3

⭐ New Features

• First-class support for BeanRegistrar registration on GenericApplicationContext #34574
• Support API Versioning in Request Mappings #34566
• Remove support for Aware interfaces in BeanRegistrar #34562
• Add support for target type to BeanRegistry #34560
• Allow chained BeanRegistry registration #34557
• Remove deprecated rowsExpected property of SqlQuery #34530
• Upgrade NullAway to 0.12.4 #34525
• Improve SimpleKey hashing function #34483
• Revisit MockHttpServletResponse after Servlet API clarifications #34467
• Refine Kotlin serialization converters/codecs conditions #34438
• Support open polymorphism with Kotlin Serialization #34433
• SseEmitter IOException on HTTP Connection Close #33832
• Remove convention-based annotation attribute override support #28761
• Support Optional with null-safe and Elvis operators in SpEL expressions #20433
• Programmatic bean registration with configuration classes #18353

🐞 Bug Fixes

• Upgrade match check in WebSocketHandlerMapping does not work if handler mapped to "/*" #34503

📔 Documentation

• Refine Kotlin serialization reference documentation #34437

🔨 Dependency Upgrades

• Upgrade to Reactor 2025.0.0-M1 #34577

❤️ Contributors

Thank you to all the contributors who worked on this release:

@pankratz76, @philwebb, and @quaff