Best way to deploy package from Dev to multiple Prod systems when Dev and Prod is connected to separate Orchestrator instance

robot
bestpractices
deployment

#1

The recommended way to setup Orchestrator is to have one Orchestrator instance for Dev/Test environments and another Orchestrator instance for (UAT)/Production
So how do we upload/deploy the robot to UAT/Prod Orchestrator instance from the Dev/Test Orchestrator instance, do we need to manually do it?
What is the recommended way for deploying a package from the Dev Env to Prod Environment when we use 2 orchestrator instance as recommended