Added ‘Manually’

Author: D-K-P

docs/snippets/add-environment-variables.mdx

@@ -1,4 +1,4 @@
-## Add your environment variables (optional)
+## Manually add your environment variables (optional)
 
 If you have any environment variables in your tasks, be sure to add them in the dashboard so deployed code runs successfully. In Node.js, these environment variables are accessed in your code using `process.env.MY_ENV_VAR`.
 
@@ -8,4 +8,4 @@ button. ![Environment variables page](/images/environment-variables-page.jpg)
 You can add values for your local dev environment, staging and prod. ![Environment variables
 page](/images/environment-variables-panel.jpg)
 
-You can also add environment variables in code by following the steps on the [Environment Variables page](/deploy-environment-variables#in-your-code).
+You can also add environment variables in code by following the steps on the [Environment Variables page](/deploy-environment-variables#in-your-code).