Added missing dependencies; added dashboard support for Ray clusters

Dockerfile

@@ -89,3 +89,7 @@ WORKDIR $VLLM_BASE_DIR
 # Copy clustering script
 COPY run-cluster-node.sh $VLLM_BASE_DIR/
 RUN chmod +x $VLLM_BASE_DIR/run-cluster-node.sh
+
+# Install additional modules for Ray dashboard support
+RUN pip install ray[default]
+

run-cluster-node.sh

@@ -107,6 +107,7 @@ if [ "${NODE_TYPE}" == "head" ]; then
     echo "Starting Ray HEAD node..."
     exec ray start --block --head --port 6379 \
         --node-ip-address "$VLLM_HOST_IP" \
+	--include-dashboard=True \
         --dashboard-host "0.0.0.0" \
         --dashboard-port 8265
 else