Phrase mode: QA updates (tempo timing verification, auto-continue, expanded library documented)

src/components/PhraseTrainer.tsx

@@ -344,6 +344,9 @@ export const PhraseTrainer = forwardRef<PhraseHandle, PhraseTrainerProps>(
             if (localStorage.getItem('phraseDebug') === '1') {
                 w.__phraseDebug = () => ({
                     frames: rawFrameCount(),
+                    audioNow: audioEngine.now(),
+                    scoreStart: trainer.scoreStart,
+                    spb: trainer.spb,
                     micGate: audioEngine.isAudible(),
                     micBlanked: audioEngine.isMicBlanked(),
                     phase: trainer.phase,
@@ -354,6 +357,7 @@ export const PhraseTrainer = forwardRef<PhraseHandle, PhraseTrainerProps>(
                     firstNote: events[0]?.pitch?.midi ?? null,
                     scoreOk,
                     material: phrase.material,
+                    midis: events.map(e => (e.pitch ? e.pitch.midi : null)),
                 });
             } else {
                 delete w.__phraseDebug;

src/hooks/usePhraseTrainer.ts

@@ -57,6 +57,10 @@ export interface PhraseTrainerApi {
     /** Event index currently up (cursor for renderer/hints). */
     readonly currentIdx: number;
     readonly countInLeft: number;
+    /** Audio-clock start of the current run's score (diagnostics/QA). */
+    readonly scoreStart: number;
+    /** Seconds per quarter beat (diagnostics/QA). */
+    readonly spb: number;
     readonly error: string | null;
     readonly summary: PhraseSummary;
     /** True when the current note is a repeated pitch still blocked by the
@@ -560,6 +564,8 @@ export function usePhraseTrainer(
         statuses,
         currentIdx,
         countInLeft,
+        scoreStart: scoreStartRef.current,
+        spb: spbRef.current,
         error,
         summary,
         start,