feat: live feed results

[lukaskett]

Summary

• Added live feed data for both individual and relay events into the results tab

Checklist

• I linked the related issue or explained why none is needed.
• I ran the relevant checks for this change.
• I updated documentation or changelog entries when needed.
• By submitting this pull request, I agree to the terms in CLA.md in the
  repository root.

[lukaskett]

Report has to be used to see that data are coming at this moment and it's for the organizers only.

Data in the Live tab are served across the classes/categories without the need to switch between.