slug: user-preferences
title: User Preferences API
created: 2026-02-07T23:12:01.063203551Z
branch: feature/user-preferences
phase: implementation
phase_history:
    - phase: draft
      entered: 2026-02-07T23:12:01.063203551Z
      exited: 2026-02-07T23:39:07.87389147Z
    - phase: specified
      entered: 2026-02-07T23:39:07.87389147Z
      exited: 2026-02-07T23:39:11.359990304Z
    - phase: planned
      entered: 2026-02-07T23:39:11.359990304Z
      exited: 2026-02-07T23:39:19.198461276Z
    - phase: ready
      entered: 2026-02-07T23:39:19.198461276Z
      exited: 2026-02-07T23:39:19.203777581Z
    - phase: implementation
      entered: 2026-02-07T23:39:19.203777581Z
artifacts:
    audit:
        status: pending
        path: audit.md
    design:
        status: approved
        path: design.md
        approved_by: user
        approved_at: 2026-02-07T23:38:40.749288466Z
    qa_plan:
        status: approved
        path: qa-plan.md
        approved_by: user
        approved_at: 2026-02-07T23:38:40.758636348Z
    qa_results:
        status: pending
        path: qa-results.md
    review:
        status: pending
        path: review.md
    spec:
        status: approved
        path: spec.md
        approved_by: user
        approved_at: 2026-02-07T23:38:40.742142758Z
    tasks:
        status: approved
        path: tasks.md
        approved_by: user
        approved_at: 2026-02-07T23:38:40.753950891Z
        total: 6
        completed: 6
tasks:
    - id: task-001
      title: Remove example scaffold code
      status: complete
      started_at: 2026-02-07T23:41:32.212851131Z
      done_at: 2026-02-07T23:42:26.740580949Z
    - id: task-002
      title: Implement domain layer - preference types, validation, and errors
      status: complete
      started_at: 2026-02-07T23:42:33.623557389Z
      done_at: 2026-02-07T23:43:11.947818976Z
    - id: task-003
      title: Implement port interface and PostgreSQL adapter with migration
      status: complete
      started_at: 2026-02-07T23:43:18.173154992Z
      done_at: 2026-02-07T23:43:52.078776138Z
    - id: task-004
      title: Implement service layer with business logic and tests
      status: complete
      started_at: 2026-02-07T23:43:57.594557872Z
      done_at: 2026-02-07T23:44:36.019869806Z
    - id: task-005
      title: Implement HTTP handlers with auth ownership check and tests
      status: complete
      started_at: 2026-02-07T23:44:42.180586004Z
      done_at: 2026-02-07T23:45:41.334873217Z
    - id: task-006
      title: Wire routes, OpenAPI spec, and main.go integration
      status: complete
      started_at: 2026-02-07T23:45:47.679034139Z
      done_at: 2026-02-07T23:47:02.818236182Z