Spring Boot 3.5.x Upgrade

Upgrade Java services to Spring Boot 3.5.9 with all required dependency updates.

When to Use

• Project uses Spring Boot 3.4.x or earlier
• Preparing for Spring Boot 4 (stay on latest or latest-1 patch of 3.5.x)
• Need features from Spring Boot 3.5.x
• Preparing for Java 25 upgrade (requires Spring Boot 3.5.x first)
• When asked to "upgrade to recommended versions"

Skill Contents

Sections

• When to Use
• Target Versions
• Version Unification