added shebang line, which avoids loader errors like '../setup/admin-openrc.sh: line 1: WARNING:: command not found' due to the previous first line being a comment
diff --git a/xos/configurations/cord-pod/admin-openrc.sh b/xos/configurations/cord-pod/admin-openrc.sh
index f27fdac..bfc9eab 100644
--- a/xos/configurations/cord-pod/admin-openrc.sh
+++ b/xos/configurations/cord-pod/admin-openrc.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # Replace with the OpenStack admin credentials for your cluster
 export OS_TENANT_NAME=admin
 export OS_USERNAME=admin