Added cluster-installation on STACKIT

[rbo]

No description provided.

[github-actions]

🚀 Preview Deployment Success! View your live changes here: https://4d07a6c8.openshift-examples.pages.dev\n\nUploading... (336/498)
Uploading... (390/498)
Uploading... (444/498)
Uploading... (498/498)
✨ Success! Uploaded 162 files (336 already uploaded) (6.79 sec)

🌎 Deploying...
✨ Deployment complete! Take a peek over at https://4d07a6c8.openshift-examples.pages.dev
✨ Deployment alias URL: https://pr-149.openshift-examples.pages.dev

[github-actions]

🚀 Preview Deployment Success! View your live changes here: https://6c5b47cf.openshift-examples.pages.dev\n\nUploading... (496/498)
Uploading... (497/498)
Uploading... (498/498)
✨ Success! Uploaded 2 files (496 already uploaded) (1.60 sec)

🌎 Deploying...
✨ Deployment complete! Take a peek over at https://6c5b47cf.openshift-examples.pages.dev
✨ Deployment alias URL: https://pr-149.openshift-examples.pages.dev

[github-actions]

🚀 Preview Deployment Success! View your live changes here: https://1dc40930.openshift-examples.pages.dev\n\nUploading... (492/504)
Uploading... (496/504)
Uploading... (500/504)
Uploading... (504/504)
✨ Success! Uploaded 12 files (492 already uploaded) (3.08 sec)

🌎 Deploying...
✨ Deployment complete! Take a peek over at https://1dc40930.openshift-examples.pages.dev
✨ Deployment alias URL: https://pr-149.openshift-examples.pages.dev