fix debian sound issue

Author: zgrimshell

oscfg/debian.sh

@@ -98,6 +98,10 @@ EOF
 			DEBIAN_FRONTEND=noninteractive run apt-get install -y flatpak gnome-software-plugin-flatpak
 			run flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
 			run systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target
+			cat <<'EOF' >>"$WORK/etc/pulse/default.pa"
+set-sink-volume 0 32768
+set-sink-mute 0 0
+EOF
 			;;
 	esac