Gantt chart in new custom app

How can I add Gantt chart in new custom app?
As is Projects app in left side menu “Tools” → “Gantt Chart”
Thank you!

@kozlov erpnext/time_log_calendar.js at c03cba9d175d98c32dd421d8b14ad05498ef9d8e · frappe/erpnext · GitHub

3 Likes