fix: complete traces on idle, improve dashboard span/event/analytics views

apps/web/src/app/dashboard/traces/[id]/page.tsx

@@ -12,6 +12,7 @@ interface TraceData {
   metadata: Record<string, unknown>;
   costUsd: number | null;
   totalCost: number | null;
+  totalTokens: number | null;
   decisionPoints: Array<{
     id: string;
     type: string;
@@ -96,6 +97,8 @@ export default async function TraceDetailPage({ params }: TraceDetailPageProps)
         tags: trace.tags,
         metadata: trace.metadata,
         costUsd: trace.costUsd ?? trace.totalCost,
+        totalTokens: trace.totalTokens ?? null,
+        totalCost: trace.totalCost ?? null,
       }}
       decisionPoints={trace.decisionPoints}
       spans={trace.spans}