adding docker compose for snap-client

docker-compose.yml

@@ -0,0 +1,17 @@
+services:
+  snapclient:
+    image: sailr/snapclient:latest
+    container_name: snapclient
+    restart: unless-stopped
+    network_mode: "host"
+    devices:
+      # This line is crucial: it passes the host's audio hardware into the container
+      - "/dev/snd:/dev/snd"
+    environment:
+      # Set the audio group ID to match your host's audio group (usually 29 on Debian/Ubuntu/PiOS)
+      - PUID=1000
+      - PGID=29
+    command: >
+      -h <YOUR_MUSIC_ASSISTANT_IP>
+      --player alsa
+      --soundcard default