Update Dockerfile

Dockerfile

@@ -8,9 +8,9 @@ COPY . .
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Create uploads directory and feedback.json with proper permissions
-RUN mkdir -p static/uploads && \
+RUN mkdir -p static/uploads static/audio && \
     touch feedback.json && \
-    chmod 777 static/uploads && \
+    chmod 777 static && \
     chmod 666 feedback.json
 
 # Run as non-root user for security