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trail-mate/docs/audits/PHASE5_FINAL_READINESS_REPORT.md
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* refactor: render chat rows from presentation state

* Fix Meshtastic channel sync and add MeshCore CN preset

* Add granular chat notification settings

* Add SD settings backup and restore

* Prepare 0.1.26-alpha release

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Co-authored-by: vicliu624 <vicliu@outlook.com>
2026-05-19 16:04:42 +08:00

3.3 KiB

Phase 5 Final Readiness Report

Decision

Phase 5 is ready to close.

The project has established a sustainable UI Presentation boundary that Phase 6 can build on.

This decision does not mean the UI is fully clean. It means the remaining legacy areas are bounded, documented, and guarded against uncontrolled expansion.

What Phase 5 Established

Phase 5 established the UI presentation boundary:

App Service
  -> Presentation Source/Sink
    -> Presentation Model
      -> Renderer / Shell

Renderers should consume snapshots and send actions.

Presentation models should own UI-local state and action forwarding, not business runtime state.

Legacy adapters should isolate compatibility reads/writes.

Completed Boundaries

Phase 5 established:

  • DeviceStatusModel
  • GpsStatusModel
  • MeshStatusModel
  • SettingsModel
  • ChatWorkspaceModel
  • Team ChatWorkspaceModel
  • MapWorkspaceModel
  • PresentationWorkspace

It also established:

  • chat presentation identity and mappers
  • Team chat bounded presentation context
  • map workspace minimal boundary
  • workspace composition/probe boundary
  • renderer hardening and migrated path locks
  • legacy renderer baseline

Renderer Hardening

Phase 5.9 introduced renderer hardening:

  • strict rules for ui_presentation
  • strict rules for ASCII/headless probes
  • migrated path locks for Chat, Team Chat, and Map
  • LVGL dashboard GPS status snapshot rendering
  • uConsole presentation bridge locks
  • baseline for legacy renderer islands

Remaining Legacy Islands

See:

  • PHASE5_LEGACY_ISLAND_REGISTER.md
  • PHASE5_RENDERER_HARDENING_SUMMARY.md
  • KNOWN_PRODUCT_ARCHITECTURE_VIOLATIONS.md

Major remaining legacy islands:

  • ChatUiController
  • GPSPageState
  • ui/widgets/map/map_viewport
  • uConsole tile/cache/contour model
  • Team location/command picker
  • key verification modal
  • route/tracker overlays
  • structured pending/failure ownership

Phase 5 Exit Criteria

Criterion Status
Portable presentation models exist pass
Source/Sink boundaries exist pass
Chat/Team/Map have bounded adapters pass
Workspace composition exists pass
ASCII/headless probes exist pass
Renderer hardening exists pass
Legacy islands documented pass
Legacy renderer baseline exists pass
Final checker exists pass

Non-goals

Phase 5 did not fully clean:

  • ChatUiController
  • GPSPageState
  • map_viewport tile renderer
  • uConsole tile/cache/contour model
  • Team rich payload UI
  • structured pending/failure
  • route planning
  • settings full migration

These are future bounded cleanup phases.

Fitness Functions

Phase 5 readiness is guarded by:

python tools/architecture/check_phase5_ready.py
python tools/architecture/check_phase5_workspace_ready.py
python tools/architecture/check_phase5_renderer_ready.py
python tools/architecture/check_phase5_final_ready.py

Phase 6 Readiness

Phase 6 may start because UI presentation boundaries are now explicit.

Phase 6 must not bypass Phase 5 boundaries. New UI work should use presentation models, source/sink adapters, and renderer snapshot/action paths.

If Phase 6 needs to touch a legacy island, it should either preserve the current bounded legacy contract or migrate that island behind a stricter presentation boundary.