How to enable debug toolbar in CI4.0.0-rc.3

@Gary I think you should now update to version 4.0 that has been officially released today. Regarding "Spark", you don't need to look at the documentation, the CI team did it and set it all up for you :-) You can just use it by following this instructions: https://codeigniter4.github.io/userguide...ent-server
You will use Apache or Nginx on your production server.