The author is hurrying to catch a train to Kotlin Conf 2026, where they will present on Kotlin and Spring. This week's "This Week in Spring" post summarizes recent developments. A Bootiful Podcast episode with Adib Saikali was released. Spring Cloud Function and Config releases address security vulnerabilities. Spring AI updates (1.0.6, 1.1.6, and 2.0.0-M5/M6) are available. The post recommends exploring the latest Paketo buildpack. An article discusses patching Spring applications. Several Spring Boot starters are highlighted, including API sunset timelines and idempotent API operations. A blog explores Spring Boot 4 and Spring AI 2. A Tanzu Platform post discusses AI-related platform changes and recommendations. Finally, the Spring Documentary is also mentioned.