It would be helpful for debug purposes if Canvas shows the current selected pipeline in the F3 screen, similar to the way Optifine or Iris shows the current shaderpack in F3. A Canvas version number would be helpful as well.

Optifine's Implementation:

Iris' Implementation:

Yes, I'd like to see to see these added. I'd also like an option to display FPS and some other metrics in some screen corner without F3, but I guess that's a different feature.