Changelog

⌘K search, quiz expansion to 53 questions, deploy workflow, narration scaffold.

• Site-wide ⌘K / Ctrl-K overlay searching modules, glossary, cases, and quiz questions with prefix-rank scoring.
• Quiz bank expanded from 24 to 53 questions; new Ménière's and BPPV topic categories.
• GitHub Actions workflow .github/workflows/deploy.yml — verify (tests + typecheck + lint) → build → deploy to GitHub Pages on push to main.
• Audio narration scaffold on /introduction and /technique with HEAD-probe fallback to transcript-only when no MP3 is hosted.

Ménière's disease and BPPV disease modules added.

• Wires up the previously-orphan archetypes in the trainer and DDx builder.
• Cites the Bárány Society 2015 criteria for both: Lopez-Escamez 2015 (Ménière's), von Brevern 2015 (BPPV).
• Modules appear in the sidebar disease group, the home-page grid, and the print-all compilation.

Changelog route added with unseen-dot badge in the sidebar.

• ISO-dated entries, tagged feature / content / fix / perf / chore.
• Visiting /changelog marks all entries as seen.
• Badge re-appears whenever a new entry is added with a later date.

Final tools pass — /print-all, /library, /ddx, /flashcards.

• Print-all concatenates all 8 modules with print-CSS page-break rules.
• Library aggregates locally-saved bookmarks grouped by source.
• DDx builder reuses classifyHints; ranks 9 archetypes by fit.
• Flashcards auto-generated from the 62 glossary terms, separate Leitner deck.

Glossary with 62 terms, cross-links, and per-term bookmarks.

• Search ranks prefix matches above substring matches.
• Every seeAlso and reference id Vitest-verified to resolve.
• Bookmarks surface on the progress dashboard via :target highlight.

Progress dashboard composing every persisted store.

• Top metric strip: chapters visited, time on atlas, quiz answered, cases done.
• Page-visibility-aware chapter visit tracking with 250ms minimum.
• Per-deck pip displays for Leitner and Streak schedulers.
• Confirmation-gated full reset that preserves theme + reader-level.

Self-assessment quiz with Browse / Spaced review / Timed modes.

• 24 single-best-answer questions tagged by level and topic.
• Leitner 5-box scheduler with 10 min / 1 d / 3 d / 7 d / 21 d intervals.
• 3-in-a-row streak scheduler with miss-reset.
• Timed mode: 10 random questions in 5 min, answers hidden until finish.

Comparison tool with side-by-side panels and live discriminators.

• Two-dropdown picker over 9 archetypes + a normal reference.
• Key-discriminators card computed from preset metadata, not prose templates.

Pattern recognition trainer — infinite cases against 9 archetypes.

• Mulberry32 deterministic PRNG; ~15% distractor finding probability.
• Per-finding grading (correct / missed / over-called) with stat accumulation.

Eight hand-authored clinical cases at /cases.

• Each case: vignette, HINTS findings, SBA with per-option rationale, teaching point.
• Per-case completion tracked in localStorage.
• generateStaticParams for full prerendering.

Eleven peer-reviewed references with stable kebab-case ids.

• Inline <Cite> markers across all modules and disease pages.
• References page with anchors; every cite Vitest-verified to resolve.

Five interactive simulators and diagrams.

• HeadImpulseSimulator with VOR-gain sliders and live trace.
• NystagmusVisualiser, SkewAnimation, LabyrinthDiagram, ReflexArcDiagram.

Nine module routes with full teaching prose.

• Introduction, Anatomy, Technique, Normal, Tools, plus 4 disease pages.
• Three-level reader filtering: Foundation / Trainee / Clinician.

Project scaffold.

• Next 16.2.6, React 19.2.4, TypeScript strict + noUncheckedIndexedAccess.
• Static export, App Router only, SSR-safe localStorage via useSyncExternalStore.
• Pre-hydration theme bootstrap; warm-paper / warm-ink palettes.