How to increase an applicaton's disk space in Magento Cloud?

support.magento.com/hc/en-us/articles/360005189554

By default, a staging application has 2 GB of disk space.
I have increased it to 24GB with the following option in .magento.app.yaml:

disk: 25000

Before

03

After

04

See also: How to check the available disk space for an application in Magento Cloud?