Update Dockerfile

Dockerfile

@@ -11,7 +11,7 @@ RUN apt-get update && apt-get install -y \
     gcc \
     && apt-get clean
 
-# Set up a virtual microphone using PulseAudio
+# Set up PulseAudio configuration
 RUN mkdir -p /etc/pulse
 RUN echo "default-server = unix:/tmp/pulseaudio.socket" > /etc/pulse/client.conf
 RUN echo "autospawn = no" >> /etc/pulse/client.conf