Handbook
U01 — Heatmap + error surfaces
Executor: Composer 2.5
Updated
Backlog: FIS-UX-001, FIS-UX-019
Plan
Fix KS chart load order so Heatmap mounts kpi_multi and matrix_heatmap without runtime errors. Introduce shared StatePanel for loading/empty/error recovery.
Do
- Fix
HeatmapPage.tsxscript/CSS load chain (core → kpi/legacy →forge-data-charts.js). - Add
studio-ui/src/components/StatePanel.tsx; use on Heatmap first. - Ensure body text never shows
Unknown chart kind.
Check
scripts/fi-studio-ux-pdca/check-phase-gate.sh U01
Act
Fix chart vendor load order or StatePanel wiring until U01 gate is green; then proceed to U02.