# TimeToLeave — Features Implementation Checklist

## Phase 1 — New Settings Infrastructure (Steps 1-3)

| # | Step | ✅ | ✔️ |
|---|---|----|----|
| 1 | Extend ReminderSettings type with 3 new fields | [x] | [x] |
| 2 | Update useReminderSettings hook with defaults + setters | [x] | [x] |
| 3 | Update ReminderSettingsPanel UI (slider + 2 toggles) | [x] | [x] |

## Phase 2 — Walk Routing Infrastructure (Steps 4-6)

| # | Step | ✅ | ✔️ |
|---|---|----|----|
| 4 | Create WalkRoutingClient (OSRM foot profile) | [x] | [x] |
| 5 | Create /api/walk-route endpoint | [x] | [x] |
| 6 | Add getWalkRoute to api-client package | [x] | [x] |

## Phase 3 — Departure Time Calculation (Steps 7-8)

| # | Step | ✅ | ✔️ |
|---|---|----|----|
| 7 | Create useDepartureTime hook | [x] | [x] |
| 8 | Update useClock to accept departureTime override | [x] | [x] |

## Phase 4 — Mode Selector & EventCard Updates (Steps 9-11)

| # | Step | ✅ | ✔️ |
|---|---|----|----|
| 9 | Create useWalkRoute hook | [x] | [x] |
| 10 | Create WalkingOption component | [x] | [x] |
| 11 | Update EventCard with mode selector + conditional rendering | [x] | [x] |

## Phase 5 — TrainSection & JourneyList Updates (Steps 12-13)

| # | Step | ✅ | ✔️ |
|---|---|----|----|
| 12 | Update TrainSection props (arrival buffer + walk option) | [x] | [ ] |
| 13 | Update JourneyList with arrival buffer filtering | [x] | [ ] |

## Phase 6 — Verification & Testing (Steps 14-16)

| # | Step | ✅ | ✔️ |
|---|---|----|----|
| 14 | Integration verification (manual testing) | [ ] | [ ] |
| 15 | Build verification (typecheck, lint, test, build) | [ ] | [ ] |
| 16 | Update api-client exports | [ ] | [ ] |

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**Legend:**
- ✅ = Done (code written)
- ✔️ = Verified (tests/builds pass)
- `[~]` = Optional or deferred (never blocks phase advancement)