Delete/remove a Feature from an App?

[sdbbs]

I was trying to follow Quickstart guide while experimenting, and I ended up with this in the sidebar:

Good - so I have a feature, “New App - Item View”.

How can I delete/remove this feature, while keeping the app?

[sdbbs]

Ah, it was well hidden - three dots at the Feature Details screen hides the “Delete Feature” command: