docker extend build bash script working

_helper/project-name.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# Function to get user input for project name
+get_project_name() {
+    while true; do
+        read -p "Enter project name (usually the domain name, like www-example-com): " HLPR_PROJECTNAME
+        if [[ "$HLPR_PROJECTNAME" =~ ^[a-zA-Z0-9-]+$ ]]; then
+            break
+        else
+            echo "Invalid project name. Please use only letters, numbers, and dashes. No spaces allowed."
+        fi
+    done
+}