java-spring-boot

Production-ready Spring Boot applications with REST APIs, security, data access, and monitoring. Build production-ready Spring Boot applications with modern best practices. This skill covers Spring Boot development including REST APIs, security configuration, data access, actuator monitoring, and cloud integration. Follows Spring Boot 3.x patterns with emphasis on production readiness. Use when you need to: - Covers REST API development with Spring MVC/WebFlux, request validation, and exception handling via @ControllerAdvice - Includes Spring Security configuration for OAuth2, JWT authentication, method-level authorization, and CORS/CSRF protection - Provides Spring Data JPA patterns: repositories, query methods, pagination, auditing, and transaction management - Integrates Actuator for health checks, Micrometer metrics, custom endpoints, and Prometheus monitoring - Supports Spring Boot 3.x with auto-configuration, profiles, bean lifecycle management, and DevTools hot reload - Create REST APIs with Spring MVC/WebFlux - Configure Spring Security (OAuth2, JWT) - Set up database access with Spring Data - Enable monitoring with Actuator - Integrate with Spring Cloud - Auto-configuration and starters - Application properties and profiles - Bean lifecycle and configuration - DevTools and hot reload - @RestController and @RequestMapping - Request/response handling - Validation with...