The build command requires to be run in an Angular project, but a project definition could not be found.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! firstname.lastname@example.org build:
ng build --prod
npm ERR! Exit status 1
npm ERR! Failed at the email@example.com build script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm WARN Local package.json exists, but node_modules missing, did you mean to install?
npm ERR! A complete log of this run can be found in:
npm ERR! /Users/sc/.npm/_logs/2020-08-04T12_38_01_783Z-debug.log