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.

bin/backup

@@ -0,0 +1,23 @@
+#!/bin/bash
+# Simple backup script for your personal cloud
+# This is a placeholder for future implementation
+
+SCRIPT_PATH="$(realpath "${BASH_SOURCE[0]}")"
+SCRIPT_DIR="$(dirname "$SCRIPT_PATH")"
+cd "$SCRIPT_DIR"
+if [[ -f "../load-env.sh" ]]; then
+  source ../load-env.sh
+fi
+
+BACKUP_DIR="${PROJECT_DIR}/backups/$(date +%Y-%m-%d)"
+mkdir -p "$BACKUP_DIR"
+
+# Back up Kubernetes resources
+kubectl get all -A -o yaml > "$BACKUP_DIR/all-resources.yaml"
+kubectl get secrets -A -o yaml > "$BACKUP_DIR/secrets.yaml"
+kubectl get configmaps -A -o yaml > "$BACKUP_DIR/configmaps.yaml"
+
+# Back up persistent volumes
+# TODO: Add logic to back up persistent volume data
+
+echo "Backup completed: $BACKUP_DIR"