From 91b7dd58fdbc123b68e9c0facd79047720e00699 Mon Sep 17 00:00:00 2001
From: Tony Sherman <tony.sherman@buspatrol.com>
Date: Tue, 9 Jan 2024 10:42:06 -0500
Subject: [PATCH] add AllowedPattern limit to stateMachineNamePrefix parameter

---
 template.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/template.yml b/template.yml
index ae0fc451..bf393f56 100644
--- a/template.yml
+++ b/template.yml
@@ -65,7 +65,9 @@ Parameters:
   stateMachineNamePrefix:
     Type: String
     MaxLength: 44
-    Default: "powerTuningStateMachine"
+    AllowedPattern: ^[a-zA-Z0-9]*$
+    ConstraintDescription: Prefix must conform to StateMachineName requirements.
+    Default: 'powerTuningStateMachine'
     Description: Prefix to the name of the StateMachine. The StackId will be appended to this value (optional).
 
 Conditions: