feat(audio): add audio server

audio-manager/Dockerfile

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+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

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+#!/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