fix: Replay controls

vigilcare-dashboard/README.md

@@ -29,7 +29,7 @@ VITE_API_URL=http://localhost:5270
 | `npm run dev` | Vite dev server (port 5173) |
 | `npm run build` | Production build |
 | `npm run preview` | Preview production build |
-| `npm test` | Vitest — 38 tests across 10 files |
+| `npm test` | Vitest — 41 tests across 10 files |
 
 ## Routes
 
@@ -48,7 +48,7 @@ VITE_API_URL=http://localhost:5270
 | Patient Detail | Vitals, scores, alerts, orders, sepsis bundle; 5 vital charts + NEWS2 history |
 | Alert Center | Global alert inbox; acknowledge / resolve; six feedback ratings per alert |
 | Alert Reasoning | Plain-language “why it fired” + optional medication context (90 min window) |
-| Replay Controls | Local pause/resume/speed scrub through fetched data (not live simulator control) |
+| Replay Controls | Local pause/resume/speed scrub; charts/vitals filter by replay clock; **Next Alert →** jumps to each open alert |
 | Clinician Feedback | Six ratings + optional notes on every alert; persisted in `localStorage` |
 | Feedback Summary | Aggregate stats by alert type; export JSON/CSV for study analysis |
 
@@ -92,7 +92,7 @@ npm test
 | `AlertCard.test.js` | Severity display, acknowledge/resolve, feedback integration |
 | `AlertReasoning.test.js` | Reasoning text for sepsis, qSOFA, unknown types |
 | `useChartData.test.js` | Chart data transformation |
-| `useReplayControls.test.js` | Pause, speed, progress, jump |
+| `useReplayControls.test.js` | Scenario bounds, progress, jumpToOffset/Timestamp, isAtOrBefore, instant speed |
 | `usePolling.test.js` | Polling interval composable |
 | `WardTable.test.js` | Ward table rendering |
 | `Badge.test.js` | Severity badge variants |