[Queue-2.0] Request view does not load for Slotted Lab

Summary

Steps to reproduce

Possible Fix

Looks like this is a simple Thymeleaf issue. We should be able to resolve it with some null checking in Thymeleaf.

Logs

ProcessingException: Exception evaluating SpringEL expression: "'Request #' + request.id + ' at ' + request.slot.slot.toSentence()" (template: "request/view" - line 55, col 13)] with root cause org.springframework.expression.spel.SpelEvaluationException: EL1007E: Property or field 'slot' cannot be found on null