Creates detailed use case specification documents with actors, preconditions, main success scenarios, alternative flows, postconditions, and business rules. Use when the user asks to "write a use case", "specify a use case", "document system behavior", "define scenarios", "write a functional spec", or mentions use case specification, acceptance criteria, or user scenarios.
Creates entity model documents with Mermaid.js ER diagrams and attribute tables defining entities, relationships, data types, and validation rules. Use when the user asks to "create an entity model", "design a data model", "draw an ERD", "define database schema", "model entities", or mentions entity-relationship diagram, ER diagram, database design, or data modeling.
Gathers, organizes, and documents software requirements into structured catalogs with functional requirements (user stories), non-functional requirements (measurable quality attributes), and constraints. Use when the user asks to "write requirements", "create a PRD", "gather requirements", "document feature specs", "write user stories", "define NFRs", "list constraints", or mentions requirements catalog, requirements analysis, product requirements document, or feature specification.
Implements use cases by creating Vaadin views, forms, and grids for the UI layer and jOOQ queries for the data access layer. Use when the user asks to "implement a use case", "build the UI", "create a Vaadin view", "write the data access layer", or mentions Vaadin implementation, jOOQ queries, Java web app, or database-backed UI.
Creates Karibu server-side unit tests for Vaadin views covering navigation, component interactions, form validation, grid operations, and notifications. Use when the user asks to "write Karibu tests", "unit test a Vaadin view", "test the UI server-side", "create view tests", or mentions Karibu testing, Vaadin unit tests, or server-side UI testing.
Creates Playwright browser-based integration tests for Vaadin views covering navigation, form interactions, grid operations, and dialog handling. Use when the user asks to "write Playwright tests", "create e2e tests", "write integration tests", "test in the browser", or mentions end-to-end testing, browser tests, UI integration tests, or Playwright for Vaadin.