ducpm2303

Reviews Java logging for SLF4J best practices, MDC context, structured logging, and PII safety. Use when user asks to "review logging", "check my logs", "logging review", "is my logging correct", "MDC setup", or "check for PII in logs".

Quick OWASP security scan for injection risks, hardcoded secrets, weak crypto, and Spring Security misconfigs. Use when user asks to "security scan", "check for vulnerabilities", "any security issues", "OWASP check", "hardcoded secrets", or "is this secure".

Detects GoF patterns in Java code or recommends the right pattern for a problem. Use when user asks to "what pattern is this", "detect design patterns", "suggest a pattern", "should I use factory", "which design pattern", or "recommend a pattern for".

Scaffolds a brand-new Spring Boot project from scratch — build file, package structure, and a starter feature. Use when user asks to "create a new Spring Boot project", "bootstrap a project", "start a new project", "generate a new app", or "scaffold a new service".

Diagnoses and fixes Java compile errors, runtime exceptions, and stack traces. Use when user asks to "fix this error", "this won't compile", "I'm getting an exception", "debug this", or "build is failing".

Explains Java code in plain language including design patterns. Use when user asks to "explain this code", "what does this do", "help me understand", "walk me through this", or "how does this work".

Interactive Java version upgrade guide (8 to 11, 11 to 17, 17 to 21). Use when user asks to "migrate to Java 17", "upgrade to Java 21", "Java migration guide", "move from Java 11 to 17", or "what changed in Java 21".

Suggests and applies version-gated Java refactorings. Use when user asks to "refactor this", "clean up this code", "modernize this Java", "simplify this", "extract method", "improve this class", or "make this more idiomatic".

Generates Javadoc comments for Java classes and methods. Use when user asks to "add javadoc", "document this class", "write documentation", "add comments", "generate docs", or "document this method".

Reviews or implements Clean Architecture / Hexagonal Architecture (Ports & Adapters) and DDD tactical patterns for Java projects. Use when user asks to "apply clean architecture", "implement hexagonal architecture", "add ports and adapters", "apply DDD", "refactor to clean arch", "review architecture", or "add value objects".

Generates a complete Spring Boot CRUD feature (entity, repository, service, controller, DTOs, tests) in an existing project. Use when user asks to "add CRUD for", "generate entity", "create a feature for", "add REST endpoints for", "scaffold a feature", or "build CRUD for".

Generates or reviews OpenAPI / Swagger documentation for Spring Boot REST APIs — adds @Operation, @Schema, @ApiResponse annotations and configures Swagger UI. Use when user asks to "add Swagger", "document this API", "generate OpenAPI spec", "add @Operation annotations", "set up Swagger UI", or "document endpoints".