notebooks

As a follow-up to #11540, we would like to add metadata to as many examples as possible. This will not only make the examples more usable as they are right now, but it will also open up new possibilities to search for and crosslink examples.

For the purpose of this issue, 'standalone examples' are all .py files in these folders in this repository:

• examples/plotting/file
• `examples/mode

Is your feature request related to a problem? Please describe.
It's cumbersome to create the same step twice.

Describe the solution you'd like
Add a button to duplicate a step in the pipeline editor.

Ideas
We could combine this with some other ideas in a context menu (right click).

Credit to Serhii Ostapchuk for contributing this on Slack.

Currently the only packages containing front-end unit tests are pipeline-editor and services.
It would be helpful to expand the unit test coverage across all other packages in Elyra, as well as add more tests to existing extensions.

This is an umbrella issue - subtasks can be delivered in separate PRs.

Pipeline Editor

• Test Pipeline Service (runtime types, runtimes, runtime images

It seems like the "don't generate code" command to nbconvert doesn't get sent when you ask for a rerun of a report which previously had this selected.