feat(audio): add audio server

audio-manager/Dockerfile

@@ -0,0 +1,26 @@
+FROM node:18-bookworm-slim
+
+# Install PipeWire, WirePlumber, PulseAudio compat, ALSA, and D-Bus
+RUN apt-get update && apt-get install -y \
+    pipewire \
+    pipewire-pulse \
+    pipewire-alsa \
+    wireplumber \
+    dbus-x11 \
+    git \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+# Clone and build the PipeWire Web Remote interface
+RUN git clone https://github.com/oudeis01/pipewire-web-remote.git . \
+    && npm install \
+    && npm run build
+
+COPY start.sh /start.sh
+RUN chmod +x /start.sh
+
+# The Web UI defaults to 8080
+EXPOSE 8080
+
+CMD ["/start.sh"]

audio-manager/start.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+# Setup directories for PipeWire and PulseAudio sockets
+export XDG_RUNTIME_DIR=/tmp
+mkdir -p /tmp/pulse
+mkdir -p /tmp/pipewire-0
+
+# Initialize local DBus session (required by PipeWire/WirePlumber)
+export DBUS_SESSION_BUS_ADDRESS=$(dbus-daemon --session --print-address --fork)
+
+echo "Starting PipeWire..."
+pipewire &
+sleep 1
+
+echo "Starting WirePlumber session manager..."
+wireplumber &
+sleep 1
+
+echo "Starting PipeWire-Pulse compatibility layer..."
+pipewire-pulse &
+sleep 1
+
+# Ensure the PulseAudio socket is accessible to other containers
+chmod -R 777 /tmp/pulse || true
+
+echo "Starting PipeWire Web Remote..."
+exec npm start

docker-compose.yml

@@ -16,15 +16,28 @@ services:
     environment:
       - DISPLAY=:0
 
+  audio-manager:
+    build: ./audio-manager
+    restart: always
+    privileged: true # Required for proper ALSA/Hardware audio access in some setups
+    ports:
+      - "8080:8080"
+    volumes:
+      - pulse-socket:/tmp/pulse
+    devices:
+      - "/dev/snd:/dev/snd"
+
   kiosk-1:
     build: ./kiosk
     restart: always
     depends_on:
       - display-manager
+      - audio-manager
     ports:
       - "5011:5011"
     volumes:
       - x11-socket:/tmp/.X11-unix
+      - pulse-socket:/tmp/pulse
     devices:
       - "/dev/dri:/dev/dri"
     environment:
@@ -34,16 +47,19 @@ services:
       - LAUNCH_URL=https://github.com
       - KIOSK=1
       - GPU=1
+      - PULSE_SERVER=unix:/tmp/pulse/native
 
   kiosk-2:
     build: ./kiosk
     restart: always
     depends_on:
       - display-manager
+      - audio-manager
     ports:
       - "5012:5012"
     volumes:
       - x11-socket:/tmp/.X11-unix
+      - pulse-socket:/tmp/pulse
     devices:
       - "/dev/dri:/dev/dri"
     environment:
@@ -53,6 +69,8 @@ services:
       - LAUNCH_URL=https://google.com
       - KIOSK=1
       - GPU=1
+      - PULSE_SERVER=unix:/tmp/pulse/native
 
 volumes:
   x11-socket:
+  pulse-socket:

kiosk/Dockerfile

@@ -7,6 +7,8 @@ RUN apt-get update && apt-get install -y \
     scrot \
     jq \
     curl \
+    libpulse0 \
+    alsa-utils \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app