Add cluster worker implementation and configuration files

containers/cluster_node/entrypoint.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+set -e
+
+# Set Timezone
+if [ -n "$TZ" ]; then
+    ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
+fi
+
+# Enable IP forwarding
+sysctl -w net.ipv4.ip_forward=1 > /dev/null 2>&1 || echo "Warning: Could not set net.ipv4.ip_forward"
+
+# Check required variables
+if [ -z "$MASTER_SERVER_ADDRESS" ]; then
+    echo "ERROR: MASTER_SERVER_ADDRESS is not set."
+    exit 1
+fi
+
+if [ -z "$TOKEN" ]; then
+    echo "ERROR: TOKEN is not set."
+    exit 1
+fi
+
+# Check MASTER_SERVER_ADDRESS for HTTPS
+if [[ "$MASTER_SERVER_ADDRESS" != https://* ]]; then
+    if [[ "$MASTER_SERVER_ADDRESS" == http://192.168.* ]]; then
+        echo "Warning: Using HTTP only for development."
+    else
+        echo "ERROR: MASTER_SERVER_ADDRESS must start with https://. Received: $MASTER_SERVER_ADDRESS"
+        exit 1
+    fi
+fi
+
+exec "$@"