Skills from pluginagentmarketplace/custom-plugin-java

Build production Spring Boot applications - REST APIs, Security, Data, Actuator

Test Java applications - JUnit 5, Mockito, integration testing, TDD patterns

Master Apache Maven - POM configuration, plugins, lifecycle, dependency management

Master Java concurrency - threads, executors, locks, CompletableFuture, virtual threads

Master JPA/Hibernate - entity design, queries, transactions, performance optimization

Master core Java programming - syntax, OOP, collections, streams, and exception handling

JVM performance tuning - GC optimization, profiling, memory analysis, benchmarking

Build microservices - Spring Cloud, service mesh, event-driven, resilience patterns

This skill documents Gradle Kotlin DSL usage, provides examples, `assets/config.yaml`, and a validation script (`scripts/validate.py`) for the `java-gradle` skill. No security-relevant behaviors detected.

Advanced testing - Testcontainers, contract testing, mutation testing, property-based