add docker and docker compose files

docker-compose-example.yml

@@ -0,0 +1,37 @@
+services:
+  mc-proxy-controller:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: mc-proxy-controller
+    restart: unless-stopped
+
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock:ro
+
+    ports:
+      - "25565:25565"
+      - "8081:8081"
+
+    environment:
+      LISTEN_ADDR: "0.0.0.0:25565"
+
+      SERVER_ADDR: "mc-container:25565"
+
+      MOTD_SERVER_ADDR: "0.0.0.0:8081"
+
+      RCON_ADDR: "mc-container:25575"
+      RCON_PASSWORD: "${RCON_PASSWORD:-minecraft}"
+
+      IDLE_TIMEOUT_SECS: "${IDLE_TIMEOUT_SECS:-900}"
+      POLLING_INTERVAL_MILLIS: "${POLLING_INTERVAL_MILLIS:-10000}"
+
+      CONTAINER_NAME: "mc-container"
+
+    networks:
+      - mc-container-network
+
+networks:
+  mc-container-network:
+    external: true
+    name: mc-container_default