feat: instrument analysis

frontend/src/pages/MarketEvents.tsx

@@ -60,6 +60,8 @@ interface CausalAnalysis {
   activation_score: number | null
   analyzed_at: string
   prediction_json: Record<string, number>
+  actual_json: Record<string, number>
+  graph_json?: { nodes: GraphNode[]; edges: GraphEdge[] }
 }
 
 interface TemplateRef {
@@ -410,9 +412,18 @@ function EventDetail({
     if (r.ok) {
       const data: CausalAnalysis[] = await r.json()
       setAnalyses(data)
-      // Pre-select the most recent analysis's template so the form isn't blank on re-open
-      if (data.length > 0 && data[0].template_id) {
-        setSelTmpl(data[0].template_id)
+      if (data.length > 0) {
+        const latest = data[0]
+        if (latest.template_id) setSelTmpl(latest.template_id)
+        // Reconstruct graph state from stored analysis so it's always visible on reopen
+        setAnResult({
+          score: latest.activation_score,
+          preds: latest.prediction_json || {},
+          actuals: latest.actual_json || {},
+        })
+        if (latest.graph_json?.nodes?.length) {
+          setGraphData(latest.graph_json as GraphData)
+        }
       }
     }
   }, [event.id])