Settle on v1 setup method. Test run completed successfully from bootstrap to service setup.

- Refactor dnsmasq configuration and scripts for improved variable handling and clarity
- Updated dnsmasq configuration files to use direct variable references instead of data source functions for better readability.
- Modified setup scripts to ensure they are run from the correct environment and directory, checking for the WC_HOME variable.
- Changed paths in README and scripts to reflect the new directory structure.
- Enhanced error handling in setup scripts to provide clearer guidance on required configurations.
- Adjusted kernel and initramfs URLs in boot.ipxe to use the updated variable references.

setup/cluster/metallb/install.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+set -e
+
+if [ -z "${WC_HOME}" ]; then
+    echo "Please source the wildcloud environment first. (e.g., \`source ./env.sh\`)"
+    exit 1
+fi
+
+CLUSTER_SETUP_DIR="${WC_HOME}/setup/cluster"
+METALLB_DIR="${CLUSTER_SETUP_DIR}/metallb"
+
+echo "Setting up MetalLB..."
+
+# Process templates with gomplate
+echo "Processing MetalLB templates..."
+wild-compile-template-dir --clean ${METALLB_DIR}/kustomize.template ${METALLB_DIR}/kustomize
+
+echo "Deploying MetalLB..."
+kubectl apply -k ${METALLB_DIR}/kustomize/installation
+
+echo "Waiting for MetalLB to be deployed..."
+kubectl wait --for=condition=Available deployment/controller -n metallb-system --timeout=60s
+sleep 10 # Extra buffer for webhook initialization
+
+echo "Customizing MetalLB..."
+kubectl apply -k ${METALLB_DIR}/kustomize/configuration
+
+echo "✅ MetalLB installed and configured"
+echo ""
+echo "To verify the installation:"
+echo "  kubectl get pods -n metallb-system"
+echo "  kubectl get ipaddresspools.metallb.io -n metallb-system"