Add debug logging to zip creation to diagnose missing files

app.py

@@ -770,39 +770,55 @@ def create_song_package(audio, yt_url, name, lyrics, user_email, progress=gr.Pro
 
     try:
         with zipfile.ZipFile(zip_path, 'w', zipfile.ZIP_DEFLATED) as zf:
+            files_added = []
+
             # Add original audio
             zf.write(audio_path, f"{safe_name}/original/{Path(audio_path).name}")
+            files_added.append("original")
 
             # Add mastered audio
             if mastered_path and Path(mastered_path).exists():
                 zf.write(mastered_path, f"{safe_name}/mastered/{Path(mastered_path).name}")
+                files_added.append("mastered")
 
             # Add Pass 1 stems
+            stems1_added = 0
             for stem_name, stem_path in stems_pass1.items():
                 if Path(stem_path).exists():
                     zf.write(stem_path, f"{safe_name}/stems_basic/{stem_name}.mp3")
+                    stems1_added += 1
+            if stems1_added > 0:
+                files_added.append(f"stems_basic ({stems1_added})")
 
             # Add Pass 2 stems
+            stems2_added = 0
             for stem_name, stem_path in stems_pass2.items():
                 if Path(stem_path).exists():
                     zf.write(stem_path, f"{safe_name}/stems_detailed/{stem_name}.mp3")
+                    stems2_added += 1
+            if stems2_added > 0:
+                files_added.append(f"stems_detailed ({stems2_added})")
 
             # Add chord chart
-            if chords_file and chords_file.exists():
-                zf.write(chords_file, f"{safe_name}/{chords_file.name}")
+            if chords_file and Path(chords_file).exists():
+                zf.write(str(chords_file), f"{safe_name}/{chords_file.name}")
+                files_added.append("chords")
 
             # Add Reaper project
-            if reaper_file and reaper_file.exists():
-                zf.write(reaper_file, f"{safe_name}/{reaper_file.name}")
+            if reaper_file and Path(reaper_file).exists():
+                zf.write(str(reaper_file), f"{safe_name}/{reaper_file.name}")
+                files_added.append("reaper")
 
             # Add lyrics if provided
             if lyrics:
-                lyrics_file = package_dir / f"{safe_name}_lyrics.txt"
-                with open(lyrics_file, 'w') as f:
+                lyrics_path = package_dir / f"{safe_name}_lyrics.txt"
+                with open(lyrics_path, 'w') as f:
                     f.write(lyrics)
-                zf.write(lyrics_file, f"{safe_name}/{lyrics_file.name}")
+                zf.write(str(lyrics_path), f"{safe_name}/{lyrics_path.name}")
+                files_added.append("lyrics")
 
         log.append(f"\nPackage created: {safe_name}.zip")
+        log.append(f"Contents: {', '.join(files_added)}")
         log.append(f"Size: {zip_path.stat().st_size / (1024*1024):.1f} MB")
 
     except Exception as e: