feat(trace): finish run-aware demo verification

mvp/demo/scripts/run-payment-timeout-demo.ps1

@@ -26,15 +26,22 @@ $chat = Invoke-RestMethod `
 $chat | ConvertTo-Json -Depth 20 | Set-Content -Encoding UTF8 -Path "$OutputDir/chat-response.json"
 Write-Host "已保存 Chat 响应: $OutputDir/chat-response.json"
 
+$runId = $chat.data.runId
+if (-not $runId) {
+    throw "Chat 响应缺少 runId，无法查询精确 Trace。"
+}
+Write-Host "RunId: $runId"
+
 $trace = Invoke-RestMethod `
     -Method Get `
-    -Uri "$BaseUrl/api/diagnosis/$SessionId/trace"
+    -Uri "$BaseUrl/api/diagnosis/$SessionId/trace?runId=$([System.Uri]::EscapeDataString($runId))"
 
 $trace | ConvertTo-Json -Depth 50 | Set-Content -Encoding UTF8 -Path "$OutputDir/trace-response.json"
 Write-Host "已保存 Trace 响应: $OutputDir/trace-response.json"
 
 $feedbackBody = @{
     sessionId = $SessionId
+    runId = $runId
     feedback = "useful"
 } | ConvertTo-Json