How do I to migrate two different bpmn diagrams by using bpmn-js-diff

Hi, I want to migrate two different bpmn diagrams by draw one line form one node of left bpmn diagram to one node of right bpmn diagram, as shown by the green line in the figure below。How can I draw the migrate green line and really to migrate the bpmn diagram node data? Thanks very much!

So you want migration through drag and drop?

Yes, drag and drop is one way to migrate diagram. Can you suggest me other best way to migrate diagram? Thank you very much!

Migrating a diagram is far from trivial. There’s no quick solution that I could tell you. What have you already done to achieve this?

Hi philippfromme! How to draw a line from one node in the left diagram to the corresponding node in the right diagram? Please help me!!