Add self-install documentation

Signed-off-by: Denys Fedoryshchenko <[email protected]>

Author: nuclearcat

kernelci.org/content/en/components/_index.md

@@ -7,4 +7,6 @@ weight: 10
 
 If you want to dive deep into the KernelCI world, check the detailed documentation for each of the KernelCI components.
 
-For an overview, check the [KernelCI Architecture](/intro/architecture/).
+For an overview, check the [KernelCI Architecture](/intro/architecture/).
+
+For DevOps self-install documentation, check [Self-hosted KernelCI Architecture Documentation](devops.md).