Is your feature request related to a problem? Please describe.

Currently, names of message elements on message flows are not rendered

Given this example diagram

Describe the solution you'd like

Render the

Describe the bug
A record can have a source record position. If the record is produced by the stream processing then it points to the record that was processed. Otherwise, the source record position is less than 0. This allows the see the causality.

Currently, there are some records that have a source record position but that are not produced by processing the record.

To Reproduce

Is your feature request related to a problem? Please describe.

To quickly select several elements within a diagram, I would like to use shift+click as a common way and very known from many other tools.

Besides the reason to enable this as expected behavior, there is currently no way to select multiple elements that are not exactly side by side (to be catched by the lasso tool).

__Desc

Describe the Bug

In the modeler, when assigning an "Id" in the "General" tab, QName compliance is enforced.
If I try to input "2fa-sms", I get an error msg "Id must be a valid QName"

However, when I create a "Call Activity" element in a BPMN, I can assign a non QName value in