fix: decouple RESOURCE_CODEBUILD_ROLE_ARN from SKIP_CREDENTIALS gate

Author: ROunofF

hack/lib/common-env.sh

@@ -25,8 +25,11 @@ if [ -z "$SKIP_CREDENTIALS" ]; then
 
   IDE_ROLE_NAME="${EKS_CLUSTER_NAME}-ide-role"
   IDE_ROLE_ARN="arn:aws:iam::${ACCOUNT_ID}:role/${IDE_ROLE_NAME}"
-  
-  export RESOURCE_CODEBUILD_ROLE_ARN="${IDE_ROLE_ARN}"
+fi
+
+# Set RESOURCE_CODEBUILD_ROLE_ARN if not already provided (e.g. by Workshop Studio)
+if [ -z "${RESOURCE_CODEBUILD_ROLE_ARN:-}" ]; then
+  export RESOURCE_CODEBUILD_ROLE_ARN="${IDE_ROLE_ARN:-}"
 fi
 
 export DOCKER_CLI_HINTS="false"