Updated Dockerfile for Hugging Face Spaces deployment

app/server.js

@@ -76,10 +76,16 @@ app.post('/save-audio', upload.single('audio'), async (req, res) => {
                 console.log(result);
                 audioPaths.push(result.audio_path);
                 sentenceIndex++;
-                // Serve the audio file from the public directory
+
+                // Copy the audio file to the public directory
                 const publicAudioPath = path.join(publicDir, path.basename(result.audio_path));
-                fs.copyFileSync(result.audio_path, publicAudioPath);
-                res.status(200).json({ audio_path: `/public/${path.basename(result.audio_path)}`, translation: result.translation });
+                fs.copyFile(result.audio_path, publicAudioPath, (err) => {
+                    if (err) {
+                        console.error('Error copying audio file to public directory:', err);
+                        return res.status(500).send('Error copying audio file to public directory');
+                    }
+                    res.status(200).json({ audio_path: `/generated_audio_audio_${sentenceIndex}.wav`, translation: result.translation });
+                });
             } else {
                 console.error('Failed to process the file via FastAPI');
                 res.status(500).send('Failed to process the file via FastAPI');