How to configure ESLint code inspection in UI5 application built using "UI5 Builder"

When Web IDE Full-Stack reverted to UI5 Builder as default tool to build UI5 applications in Web IDE Full-Stack, this seemed to suppress eslint code inspection that was previously initiated by Grunt builds.

Please advise configuration to reinstate / utilise eslint code inspection as part of a "UI5 Builder" build in Web IDE Full-Stack.