> ## Documentation Index
> Fetch the complete documentation index at: https://docs.doblier.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Prerequisites

> Environment requirements before installing ORCA.

<Note>Draft skeleton. Owner: SRE lead.</Note>

* Kubernetes version and supported distributions
* Storage classes: block (datastores) + object (MinIO)
* Network/firewall matrix — ports per component
* DNS, TLS, and PKI requirements
* Identity provider (OIDC/SAML)
* Access to source tools: Splunk, ServiceNow, AppDynamics, PagerDuty, Grafana, Datadog, New Relic
* Sovereign / data-residency profile notes