Set up Istio routing for the odh-minimal deployment in a reproducible way, with necessary updates to the odh-manifests that can be used for the automated deployment.

Acceptance Criteria

• Istio routing for the odh-minimal deployment is set up and working
• The odh-manifests are updated with the necessary updates of configuration for Istio routing

Note: This task does not include any changes to authorization and authentication mechanisms (use what's defined but do necessary adjustments)