[Email Security] Add steps to onboarding overview page

Author: Maddy-Cloudflare

src/content/docs/cloudflare-one/email-security/setup/post-delivery-deployment/bcc-journaling/bcc-setup/gmail-bcc-setup/gmail-bcc-setup.mdx

@@ -12,4 +12,13 @@ You will need to [enable Gmail BCC on the Zero Trust dashboard](/cloudflare-one/
 
 Once you set up Gmail BCC integration, Email Security will receive a copy of your email messages. The following email flow shows how this works:
 
-![Gmail BCC deployment flow](~/assets/images/email-security/deployment/api-setup/gmail-bcc-deployment.png)
+![Gmail BCC deployment flow](~/assets/images/email-security/deployment/api-setup/gmail-bcc-deployment.png)
+
+To set up Gmail BCC, you will need to:
+
+1. [Enable Gmail BCC](/cloudflare-one/email-security/setup/post-delivery-deployment/bcc-journaling/bcc-setup/gmail-bcc-setup/enable-gmail-integration/) on the Cloudflare dashboard. 
+2. [Create an integration](/cloudflare-one/email-security/setup/post-delivery-deployment/bcc-journaling/bcc-setup/gmail-bcc-setup/enable-gmail-integration/#create-an-integration).
+3. [Connect your domain(s)](/cloudflare-one/email-security/setup/post-delivery-deployment/bcc-journaling/bcc-setup/gmail-bcc-setup/connect-domains/).
+4. [Add BCC rules](/cloudflare-one/email-security/setup/post-delivery-deployment/bcc-journaling/bcc-setup/gmail-bcc-setup/add-bcc-rules/). 
+
+You can also choose to [add additional domains](/cloudflare-one/email-security/setup/post-delivery-deployment/bcc-journaling/bcc-setup/gmail-bcc-setup/connect-domains/#add-additional-domains) at a later stage.