✨ feat(server): Add pulseaudio to capture sound (#10)

## Description

**What(what issue does this code solve/what feature does it add):**
We do not have a way to capture sound inside the container.
**How(how does it solve it):**
1. Install pulseaudio inside the container
2. Add an entrypoint.sh where we start the pulseaudio
## Required Checklist:

- [ ] I have added any necessary documentation and comments in my code
(where appropriate)
- [ ] I have added tests to make sure my code runs in all contexts

## Further comments

.scripts/entrypoint.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+#Start pulseaudio
+/usr/bin/pulseaudio --system --verbose --log-target=stderr --realtime=true --disallow-exit -F /etc/pulse/default.pa