Generates Enonic XP controller files (TypeScript/JavaScript) and paired XML descriptors for pages, parts, and layouts. Covers lib-portal imports, HTTP handler exports, region definitions, Thymeleaf/Mustache rendering, and response processors. Use when scaffolding page controllers with regions, part controllers with config access, layout controllers with multi-region support, or response processors for Enonic XP sites. Do not use for content type schemas, headless Next.js/React frontends, GraphQL Guillotine queries, or non-Enonic web frameworks.