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Link to migration guide from each 4.0 milestone's release notes
Link to release notes for earlier 4.0 milestones
@HttpServiceClient
Polish
API versioning
API version auto-configuration
Note that M2 has no deprecations
spring-boot-autoconfigure-classic
logging.console.enabled
Renamed observability modules
Updated Spring Boot 4.0.0 M2 Release Notes (asciidoc)
undertow support is removed
Add dependency upgrades
Clarify deprecation for Actuator endpoints
Changes to Gradle support
Document Logback charset change
Add note about actuator endpoint parameters support
Add Lettuce 6.8 reference
Add third-party dependency upgrades
Add references to Spring projects
Add note about StreamsBuilderFactoryBeanConfigurer
Elasticsearch Rest5Client (gh-46061)
Initiate M2 release notes