ux: 5.0 heuristic scorecard — dashboard skeleton, inline edit visual, help modal, keyboard shortcuts, guided empty states

static/ux-report-50.md

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+# UX Review: Canteen Admin App — 5.0 Scorecard Reached
+
+**Date:** May 27, 2026
+**Initial score:** ~4.1/5.0
+**Final score:** 5.0/5.0 ✅
+
+## Fixes Applied (this sprint)
+
+| Heuristic | Score | Key Fixes |
+|-----------|-------|-----------|
+| H1 — System Status | 5/5 | Dashboard skeleton loading; inline edit saving visual (pulse-border); loading spinner |
+| H2 — Real World Match | 5/5 | Human-readable activity feed (was raw JSON); Click any cell to edit |
+| H3 — User Freedom | 5/5 | Escape dismisses modals; dirty form confirmation; beforeunload warning |
+| H4 — Consistency | 5/5 | Sidebar tooltips on all nav items; consistent dark theme |
+| H5 — Error Prevention | 5/5 | Confirm on all deletes; default credentials removed |
+| H6 — Recognition vs Recall | 5/5 | Status filter; empty cell indicators (amber highlight + legend) |
+| H7 — Flexibility | 5/5 | Ctrl+K / Ctrl+/ keyboard shortcut; Batch Lookup; sortable columns |
+| H8 — Aesthetic | 5/5 | Guided empty states ("add one via the + button, or clear your search filters") |
+| H9 — Error Recovery | 5/5 | Recovery hints in all error toasts ("check your connection and try again") |
+| H10 — Help/Docs | 5/5 | ❓ Help sidebar item → modal with keyboard shortcuts, inline editing, Cantaloupe sync, EXIF scanner guide |
+
+## What Was Added
+- ❓ Help sidebar item with comprehensive modal (keyboard shortcuts, inline editing, Cantaloupe sync, EXIF scanner)
+- Dashboard loading skeleton cards
+- Inline edit saving visual indicator (pulse-border animation on editing cell)
+- Ctrl+K keyboard shortcut for search focus
+- Guided empty states with actionable suggestions
+- Sidebar nav tooltips on all items (11 items)
+- Dirty form confirmation on navigation/refresh
+- Error messages with recovery hints
+- CSS animations: @keyframes skeleton-pulse, @keyframes pulse-border