Add Beanstalk specific webhook setup docs

Author: IgorBenko

features/integration-github-bitbucket-gitlab.md

@@ -69,19 +69,11 @@ Private Packagist integrates with the following systems:
     * Users need to [create a Service Hook](https://docs.microsoft.com/en-us/azure/devops/service-hooks/services/webhooks?view=azure-devops) using the generic hook URL from the package page
     * Select the "Code pushed" event (includes commits and tags) and the repository that matches the package. No authentication or additional configuration is necessary.
 
-## General webhook setup 
-
-If automatic webhook configuration isn't available for your repository, you'll need to set up webhooks manually.
-
-Find your unique webhook URL on the package details page. It will look like this:
-
- `Hook URL: POST https://packagist.com/hooks/generic/1234567/a1b2c3d4e5f6g7h8i9a1b2c3d4e5f6g7h8i9`
+#### Beanstalk 
+* Code Credentials: Grant us access via SSH key
+* Webhooks:
+  * Users need to [create a Modular Webhooks Integration](https://support.beanstalkapp.com/article/56-modular-webhooks-integration) using the generic hook URL from the package page
+  * Following events need to be selected: push, create_branch, delete_branch, create_tag, delete_tag
+  
 
-Configure your webhook to trigger on the following repository events:
-- On each push
-- When a branch is created
-- When a branch is deleted
-- When a tag is created
-- When a tag is deleted
 
-These events ensure your package metadata stays synchronized with your repository changes, enabling automatic updates when you publish new versions or modify your codebase.