From 1d36c6fe5c158a098e8886a7088f03ab14704d47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Taveira=20Ara=C3=BAjo?= <joao@observeinc.com>
Date: Mon, 13 May 2024 13:41:15 -0700
Subject: [PATCH] fix(stack): adjust validation for MetricStreamFilterURI
 (#253)

We need to allow users to disable metrics collection by not providing
URI.
---
 apps/stack/template.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/stack/template.yaml b/apps/stack/template.yaml
index 82f0a752..e5c9ccda 100644
--- a/apps/stack/template.yaml
+++ b/apps/stack/template.yaml
@@ -122,7 +122,7 @@ Parameters:
       S3 URI containing filters for metrics to be collected by CloudWatch
       Metrics Stream. If empty, no metrics will be collected.
     Default: 's3://observeinc/cloudwatchmetrics/filters/recommended.yaml'
-    AllowedPattern: "^s3:\/\/.*$"
+    AllowedPattern: "^(s3:\/\/.*)?$"
   DebugEndpoint:
     Type: String
     Description: >-