merge: integrate origin/main into feat/improve-rating-ux

Resolve conflicts in RandomAlbums (keep mix rating filter with batch ZIP/offline
selection from upstream) and Settings (SeekbarPreview + mix filter constants).

src/locales/zh.ts

@@ -251,6 +251,17 @@ export const zhTranslation = {
     yearTo: '到',
     yearFilterClear: '清除年份筛选',
     yearFilterLabel: '年份',
+    select: 'Multi-select',
+    startSelect: 'Enable multi-select',
+    cancelSelect: 'Cancel',
+    selectionCount: '{{count}} selected',
+    downloadZips: 'Download ZIPs',
+    addOffline: 'Add Offline',
+    downloadingZip: 'Downloading {{current}}/{{total}}: {{name}}',
+    downloadZipDone: '{{count}} ZIP(s) downloaded',
+    downloadZipFailed: 'Failed to download {{name}}',
+    offlineQueuing: 'Queuing {{count}} album(s) for offline…',
+    offlineFailed: 'Failed to add {{name}} offline',
   },
   artists: {
     title: '艺术家',
@@ -545,6 +556,13 @@ export const zhTranslation = {
     infiniteQueue: '无限队列',
     infiniteQueueDesc: '队列播完时自动追加随机曲目',
     experimental: '实验性',
+    seekbarStyle: '进度条样式',
+    seekbarStyleDesc: '选择播放进度条的外观',
+    seekbarWaveform: '波形',
+    seekbarLinedot: '线条与点',
+    seekbarBar: '条形',
+    seekbarThick: '粗条形',
+    seekbarSegmented: '分段式',
   },
   changelog: {
     modalTitle: '新功能',