added email address for beta access

Author: jeff-matthews

src/content/docs/setup/discovery/luma-bridge.mdx

@@ -39,7 +39,7 @@ If you already have a headless storefront implementation (for example, [PWA Stud
 
 ## Where can I get it?
 
-Luma Bridge is currently available in beta and will be released for general availability in July 2025. Contact your account manager to participate in the beta program.
+Luma Bridge is currently available in beta and will be released for general availability in July 2025. To participate in the beta program, send an email to [commerce-storefront-luma-bridge@adobe.com](mailto:commerce-storefront-luma-bridge@adobe.com).
 
 :::tip
 When using Luma Bridge, ensure that you have engineers on the project with backend PHP knowledge on Adobe Commerce.