Gap 13: BWF/INFO metadata cho WAV export — wav_bwf.patch_bwf_metadata chen bext + LIST/INFO (INAM/IART/ISRC/ICMT) truoc data chunk, giu nguyen PCM bits; render_project(metadata=) + RenderRequest.metadata + cloud render task; ExportModal Title/Artist/ISRC; test_66 (178 passed)

app/static/js/app.jsx

@@ -12361,6 +12361,26 @@ const ExportModal = ({ open, onClose, exportSettings, setExportSettings, isExpor
               </label>
             )}
           </div>
+          <div className="grid grid-cols-3 gap-2 pt-1 bg-[#141414] border border-zinc-800 rounded px-2 py-1.5">
+            <div>
+              <label className="block text-[7px] text-zinc-500 font-bold uppercase mb-0.5">Title (BWF/INFO)</label>
+              <input type="text" value={exportSettings.metaTitle} maxLength="254"
+                onChange={e => setExportSettings(p => ({ ...p, metaTitle: e.target.value }))}
+                placeholder="Tên bài" className="w-full bg-[#141414] border border-zinc-800 rounded px-1 py-0.5 text-xs text-zinc-300 focus:outline-none" />
+            </div>
+            <div>
+              <label className="block text-[7px] text-zinc-500 font-bold uppercase mb-0.5">Artist</label>
+              <input type="text" value={exportSettings.metaArtist} maxLength="254"
+                onChange={e => setExportSettings(p => ({ ...p, metaArtist: e.target.value }))}
+                placeholder="Nghệ sĩ" className="w-full bg-[#141414] border border-zinc-800 rounded px-1 py-0.5 text-xs text-zinc-300 focus:outline-none" />
+            </div>
+            <div>
+              <label className="block text-[7px] text-zinc-500 font-bold uppercase mb-0.5">ISRC</label>
+              <input type="text" value={exportSettings.metaIsrc} maxLength="12"
+                onChange={e => setExportSettings(p => ({ ...p, metaIsrc: e.target.value.toUpperCase() }))}
+                placeholder="US-ABC-26-00001" className="w-full bg-[#141414] border border-zinc-800 rounded px-1 py-0.5 text-xs text-zinc-300 focus:outline-none" />
+            </div>
+          </div>
           <div className="grid grid-cols-3 gap-2 pt-1">
             <button onClick={onBounce} disabled={isExporting}
               title="Bounce realtime — file WAV đầy đủ MIDI + FX Rack + Mastering Chain (chạy lại project thật)"
@@ -18141,7 +18161,11 @@ const App = () => {
     dither: false,
     normalize: false,
     normalizeTarget: '-1dbtp',
-    monoCheck: true
+    monoCheck: true,
+    // Gap 13: BWF/INFO metadata cho WAV mastering export
+    metaTitle: '',
+    metaArtist: '',
+    metaIsrc: ''
   });
   const [serverStatus, setServerStatus] = useState('checking...');
   const _lan = window.SonicRuntime && window.SonicRuntime.capabilities && window.SonicRuntime.capabilities.lan;
@@ -27715,7 +27739,12 @@ const App = () => {
         dither: !!exportSettings.dither,
         normalize: !!exportSettings.normalize,
         normalize_target: exportSettings.normalizeTarget || '-1dbtp',
-        mono_check: !!exportSettings.monoCheck
+        mono_check: !!exportSettings.monoCheck,
+        metadata: {
+          title: exportSettings.metaTitle || '',
+          artist: exportSettings.metaArtist || '',
+          isrc: exportSettings.metaIsrc || ''
+        }
       });
       _lastMasterStats = { lufs: res.lufs, true_peak_db: res.true_peak_db };
       const lufsTxt = (res.lufs !== null && res.lufs !== undefined) ? res.lufs + ' LUFS' : '-- LUFS';