Claude Skills by adityamparikh

Migrate Spring Boot 3.x → 4.x and stay current across 4.x minor versions. Covers build/starter changes, Jackson 3, Spring Security 7, Spring Framework 7, observability (OpenTelemetry/Micrometer), property and package relocations, testing (JUnit 6, Testcontainers 2, MockitoBean), HTTP clients, resilience, AOT/native, and API versioning. Supports all-at-once and gradual upgrade strategies with compatibility bridges. Java and Kotlin; Maven and Gradle. Trigger on: "upgrade to Spring Boot 4", "mig...