Update: Plans in Drupal-land have shifted towards Create accessible markup for a drag & drop file upload widget (and ensure there is an accessible alternative interaction) and the original issue slated for D8 has been closed in the meantime.
Original request
This is a follow-up to #1380, the respective issue for https://www.drupal.org/node/2113931 and part of #779
Here's what they ~are~ were aiming for in D8:
GitHub Issue #:
1445
Recent comments
I don't think this answers your question, but it might help someone with a related question. The layout template for any given layout is stored in config and you can programmatically...
How to programmatically change layout?
perfect, thank you
Edit Node fields
Component ID can be found here:
Edit Node fields