Time line feature with visual graph with cards (lenear graph view )#574

A time line feature required to orginise every thing : task, time line nover writing a over view of one topic information (the image is for final draft 13 website )
Lenear Graph view ,
1) represent cards as time line leanear graph according to work flow .
2) creat sub lenear graph . and carry on .
3)zoom in feature like video editing time line ,softwre , to view time line zoom out and zoomed in