Enhance file sharing functionality: infer org_id when not provided, update share link responses to include shareUrl

b0esche_cloud/lib/pages/public_file_viewer.dart

@@ -4,6 +4,7 @@ import 'package:web/web.dart' as web;
 import '../theme/app_theme.dart';
 import '../services/api_client.dart';
 import '../injection.dart';
+import '../widgets/audio_player_bar.dart';
 
 class PublicFileViewer extends StatefulWidget {
   final String token;
@@ -117,12 +118,23 @@ class _PublicFileViewerState extends State<PublicFileViewer> {
                     child: Column(
                       mainAxisSize: MainAxisSize.min,
                       children: [
-                        Icon(
-                          Icons.insert_drive_file,
-                          size: 64,
-                          color: AppTheme.primaryText,
-                        ),
-                        const SizedBox(height: 16),
+                        // If this is an audio file, show the audio player
+                        if ((_fileData!['capabilities']?['mimeType'] ?? '')
+                            .toString()
+                            .startsWith('audio/')) ...[
+                          AudioPlayerBar(
+                            fileName: _fileData!['fileName'] ?? 'Audio',
+                            fileUrl: _fileData!['downloadUrl'],
+                          ),
+                          const SizedBox(height: 16),
+                        ] else ...[
+                          Icon(
+                            Icons.insert_drive_file,
+                            size: 64,
+                            color: AppTheme.primaryText,
+                          ),
+                          const SizedBox(height: 16),
+                        ],
                         Text(
                           _fileData!['fileName'] ?? 'Unknown file',
                           style: TextStyle(