refactor(lib,playback,whatsNew): home waveform→lib, timeline utils→playback, releaseNotes+changelog→whatsNew

src/features/playback/store/audioEventHandlers.ts

@@ -88,7 +88,7 @@ import {
   getSeekTargetSetAt,
 } from '@/features/playback/store/seekTargetState';
 import { refreshWaveformForTrack } from '@/features/playback/store/waveformRefresh';
-import { analyzeBoundary, computeWaveformSilence } from '@/utils/waveform/waveformSilence';
+import { analyzeBoundary, computeWaveformSilence } from '@/lib/waveform/waveformSilence';
 import { autodjMaxOverlapCapSec } from '@/utils/playback/autodjOverlapCap';
 import {
   autodjJsTriggerAtSec,

src/features/playback/store/crossfadePreload.ts

@@ -1,7 +1,7 @@
 import { invoke } from '@tauri-apps/api/core';
 import { useAuthStore } from '@/store/authStore';
 import { autodjMaxOverlapCapSec } from '@/utils/playback/autodjOverlapCap';
-import { computeWaveformSilence, planCrossfadeTransition } from '@/utils/waveform/waveformSilence';
+import { computeWaveformSilence, planCrossfadeTransition } from '@/lib/waveform/waveformSilence';
 import { findLocalPlaybackUrl } from '@/store/localPlaybackResolve';
 import { playbackCacheKeyForRef } from '@/features/playback/utils/playback/playbackServer';
 import { resolvePlaybackUrl } from '@/features/playback/utils/playback/resolvePlaybackUrl';

src/features/playback/store/crossfadeTrimCache.ts

@@ -10,9 +10,9 @@
  * Kept out of the persisted Zustand store on purpose: this is ephemeral,
  * per-transition playback data, not user state.
  */
-import type { CrossfadeTransitionPlan } from '@/utils/waveform/waveformSilence';
+import type { CrossfadeTransitionPlan } from '@/lib/waveform/waveformSilence';
 
-export type { CrossfadeTransitionPlan } from '@/utils/waveform/waveformSilence';
+export type { CrossfadeTransitionPlan } from '@/lib/waveform/waveformSilence';
 
 /** trackId → planned transition for when this track starts under crossfade. */
 const planByTrackId = new Map<string, CrossfadeTransitionPlan>();

src/features/playback/store/playTrackAction.ts

@@ -8,7 +8,7 @@ import {
   computeAutodjManualBlendPlan,
   shouldAutodjInterruptBlend,
 } from '@/features/playback/utils/playback/autodjManualBlend';
-import type { CrossfadeTransitionPlan } from '@/utils/waveform/waveformSilence';
+import type { CrossfadeTransitionPlan } from '@/lib/waveform/waveformSilence';
 import {
   armInterruptHandoff,
   clearInterruptHandoff,
@@ -16,7 +16,7 @@ import {
   shouldDeferInterruptHandoffUi,
 } from '@/features/playback/utils/playback/autodjInterruptPrep';
 import { isCrossfadeNextReady } from '@/features/playback/store/crossfadePreload';
-import { STANDARD_BLEND_SEC } from '@/utils/waveform/waveformSilence';
+import { STANDARD_BLEND_SEC } from '@/lib/waveform/waveformSilence';
 import { armAutodjMixing, clearAutodjTransitionUi } from '@/features/playback/store/autodjTransitionUi';
 import {
   bindQueueServerForTracks,

src/features/playback/store/waveformRefresh.test.ts

@@ -22,7 +22,7 @@ const hoisted = vi.hoisted(() => ({
 }));
 
 vi.mock('@tauri-apps/api/core', () => ({ invoke: hoisted.invokeMock }));
-vi.mock('@/utils/waveform/waveformParse', () => ({ coerceWaveformBins: hoisted.coerceWaveformBinsMock }));
+vi.mock('@/lib/waveform/waveformParse', () => ({ coerceWaveformBins: hoisted.coerceWaveformBinsMock }));
 vi.mock('@/features/playback/store/playerStore', () => ({
   usePlayerStore: {
     getState: () => hoisted.playerSnapshot,

src/features/playback/store/waveformRefresh.ts

@@ -1,5 +1,5 @@
 import { invoke } from '@tauri-apps/api/core';
-import { coerceWaveformBins } from '@/utils/waveform/waveformParse';
+import { coerceWaveformBins } from '@/lib/waveform/waveformParse';
 import { getPlaybackIndexKey } from '@/features/playback/utils/playback/playbackServer';
 import { usePlayerStore } from '@/features/playback/store/playerStore';
 import { getWaveformRefreshGen } from '@/features/playback/store/waveformRefreshGen';