Minimal configuration to launch Spring Boot and PostgreSQL together using Docker Compose

In a Spring Boot development environment, if you run the application from an IDE and only run PostgreSQL in Docker, the ...
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Spring Boot 4.2 Release Candidate Targets Startup Performance and Upgrade Checks

Spring Boot 4.2.0-RC1 introduces startup optimizations, including changes to class and resource lookup in executable JARs. The default Buildpacks builder moves to Ubuntu 26.04, with explicit builder ...