Update publish.sh usage to include --no-validate and --clean-build options

Author: Taniya Mathur

publish.sh

@@ -40,7 +40,7 @@ print_error() {
 
 # Print usage information
 print_usage() {
-    echo "Usage: $0 <cfn_bucket_basename> <cfn_prefix> <region> [public] [--max-workers N] [--verbose]"
+    echo "Usage: $0 <cfn_bucket_basename> <cfn_prefix> <region> [public] [--max-workers N] [--verbose] [--no-validate] [--clean-build]"
     echo ""
     echo "Arguments:"
     echo "  <cfn_bucket_basename>  Base name for the CloudFormation artifacts bucket"
@@ -51,11 +51,13 @@ print_usage() {
     echo "  public                Make artifacts publicly readable"
     echo "  --max-workers N       Maximum number of concurrent workers"
     echo "  --verbose, -v         Enable verbose output"
+    echo "  --no-validate         Skip CloudFormation template validation"
+    echo "  --clean-build         Delete all .checksum files to force full rebuild"
     echo ""
     echo "Examples:"
     echo "  $0 my-bucket idp us-east-1"
     echo "  $0 my-bucket idp us-west-2 public --verbose"
-    echo "  $0 my-bucket idp us-east-1 --max-workers 2"
+    echo "  $0 my-bucket idp us-east-1 --max-workers 2 --clean-build"
 }
 
 # Check if Python 3.12+ is available