Draft: feat(ui): Install DLE SE from the Postgres.ai Platform (platform#219)

Description

Related issue

https://gitlab.com/postgres-ai/platform/-/issues/219

Examples

Dashboard page

Instances page

Instance creation page

Instance creation using Ansible

Checklist

• MR description has been reviewed
• MR changes are functionally tested
• MR does NOT have API/CLI changes OR there are API/CLI changes and they have been reviewed & DOCS ARE ADJUSTED (reference doc, etc)
• MR does NOT have UI changes OR there are UI changes and they have been reviewed & UX IS REVIEWED