There needs documentation to provide tutorials on how to install secondary scheduler plugin  on the OpenShift cluster.

The initial full draft of secondary scheduler deployment: https://drive.google.com/file/d/1CNAnABqJ4fTKbJ4p2wuRYWVp0bM8aFm1/view 
Andrea's PR: https://github.com/openshift/openshift-docs/pull/23827/files 

The example of Trimaran to be added on Andrea's PR: https://docs.google.com/document/d/1Yg3d0a0WY5L2tOV4N6PwtsX7OBFvx2oBky5JICCTQ44/edit?usp=sharing