New achievement: Osudový parťák - rozhodčí

[PiechZ]

What's the achievement name? Osudový parťák - rozhodčí

What are the criteria for awarding this achievement? Awarded to all judges, showing judge´s most appearing colleague. Colleague has to appear at least twice and when more of them have the same amount of appearence, all are displayed.

Is this aimed at a particular audience - e.g. new debaters, experienced debaters, judges or coaches? Judges

Implementation progress

• achievement named and described
• achievement criteria translated to SQL
• tests for columns added in achievements.yml
• model reference added to union_relations in final__all_achievements.sql
• achievement image generated and placed in frontend/public/achievement_backgrounds/