add a docker compose test file which can be used to stream audio continuously

docker-compose-test.yaml

@@ -0,0 +1,22 @@
+services:
+  multicaster:
+    container_name: multicaster-test
+    privileged: true        # Grants full access to all devices (for serial access)
+    restart: unless-stopped
+    ports:
+      - "5000:5000" 
+    build:
+      dockerfile: Dockerfile
+      ssh: 
+        - default=~/.ssh/id_ed25519 
+    volumes:
+      - "/dev/serial:/dev/serial" 
+    #devices:
+      # - /dev/serial/by-id/usb-ZEPHYR_Zephyr_HCI_UART_sample_81BD14B8D71B5662-if00
+    environment:
+      LOG_LEVEL: INFO
+    
+    #vpn only seems to initiate handshake after some outgoing connection is being made
+    #command: >
+    #  bash -c "(while true; do ping -c 1 vpn.pstruebi.xyz || echo 'Ping failed'; sleep 60; done) & python ./auracast/multicast_server.py"
+    command: python ./auracast/multicast.py # continously streaming test app