fx set-main-pb

set which product bundle to build in a multi-product environment

usage: fx set-main-pb <product-bundle-name>

fx set-main-pb with `ffx.ui.mode = tui` set will prompt you to choose a product bundle.
ffx.ui.mode can be set using `ffx config set ffx.ui.mode tui`
The UI mode for just fx use can be set with e.g.
`ffx config set ffx.ui.overrides.fx-set-main-pb text`

set-main-pb source code