diff --git a/apps/api-server/internal/handlers/util_time.go b/apps/api-server/internal/handlers/util_time.go
new file mode 100644
index 0000000..5a5ea6f
--- /dev/null
+++ b/apps/api-server/internal/handlers/util_time.go
@@ -0,0 +1,10 @@
+package handlers
+
+import "time"
+
+func millisToDuration(ms int64) time.Duration {
+	if ms <= 0 {
+		return 0
+	}
+	return time.Duration(ms) * time.Millisecond
+}