While testing the model, consider the following operations for pushing any model into production and order them accordingly.

Retrieve the model in $$staging$$ from the model registry.

Perform unit and integration tests. Once validated, push the model to $$staging$$ in the model registry.

Retrieve the model in $$none$$ from the model registry.

Perform UAT. Once validated, push the model to $$production$$ in the model registry.