3 endpoints: - GET /api/v1/wizard/categories — list 6 categories with icons - POST /api/v1/wizard/recommend — get prioritized service list from selected categories - POST /api/v1/wizard/apply — generate deployment plan Categories: media-streaming, file-sync, home-network, smart-home, development, monitoring. Hardware profiles: minimal (3 svcs), medium (6), powerful (12). Cross-category dedup with priority sorting. 1633 tests pass.