<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit
## Release Notes
- **New Features**
- Integrated Keycloak service into deployment configurations across
multiple files, enhancing user authentication capabilities.
- Introduced a new Helm chart for Keycloak, facilitating easier
deployment and management.
- Added Kubernetes Ingress and Service resources for Keycloak to manage
external access and internal service routing.
- Configured a PostgreSQL cluster specifically for Keycloak, ensuring
data persistence.
- **Bug Fixes**
- Updated versioning in the installer script to ensure compatibility
with the latest configurations.
- **Documentation**
- Added detailed configuration options for Keycloak deployment,
including resource limits and ingress settings.
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