Add auto-refresh polling across all admin and jury pages

- Round detail page: 15s for live data (projects, assignments, scores, workload), 30s for config, 60s for static data
- Filtering dashboard: 15s for results/stats, 30s for rules (job status already 2s)
- Project states table: 15s polling
- Coverage report: 15s polling
- Jury round page: 30s for assignments and round data
- Deliberation session: 10s polling for live vote updates
- Admin dashboard: 30s for stats

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/app/(jury)/jury/competitions/[roundId]/page.tsx

@@ -17,12 +17,12 @@ export default function JuryRoundDetailPage() {
 
   const { data: assignments, isLoading } = trpc.roundAssignment.getMyAssignments.useQuery(
     { roundId },
-    { enabled: !!roundId }
+    { enabled: !!roundId, refetchInterval: 30_000 }
   )
 
   const { data: round } = trpc.round.getById.useQuery(
     { id: roundId },
-    { enabled: !!roundId }
+    { enabled: !!roundId, refetchInterval: 30_000 }
   )
 
   if (isLoading) {