Add link to /cli/environment-variables on /platform/variables page

Author: guolau

platform/variables.mdx

@@ -6,7 +6,7 @@ description: 'Store and manage common configuration values across your checks'
 
 import GenericRuntimeVariablesTable from '/snippets/generic-runtime-variables-table.mdx';
 
-Your checks might share the same configuration data, like an authentication token, a user name, or even a specific part of the URL. You can use variables and secrets to 'DRY' up your checks, store these variables in one place, and keep sensitive data secure.
+Your checks might share the same configuration data, like an authentication token, a user name, or even a specific part of the URL. You can use variables and secrets to 'DRY' up your checks, store these variables in one place, and keep sensitive data secure. 
 
 ## Overview
 
@@ -24,6 +24,10 @@ Values of the keys `sha1`, `_sha1`, `pageref`, `downloadsPath`, `tracesDir`, `pa
 Numbers are not scrubbed from the Playwright trace, but from the general check result.
 </Warning>
 
+<Tip>
+  This page provides a general overview of environment variables. For information specific to the CLI, refer to our [Checkly CLI documentation](/cli/environment-variables).
+</Tip> 
+
 From here on, in this document, we refer to both variables and secrets as 'variables' for ease of reading, unless explicitly mentioned.
 
 ## Managing variables