feat: add optional 'spawnedBy' field to GatewaySessionRow type

Author: Saleh7

CHANGELOG.md

@@ -4,6 +4,10 @@
 
 ## [Unreleased]
 
+### Changed
+
+- **`GatewaySessionRow`** — added `spawnedBy?: string` field; tracks which session spawned a sub-agent session
+
 ### Added
 
 #### OpenClaw v2026.3.12 Compatibility

src/lib/gateway/types.ts

@@ -94,6 +94,7 @@ export type AgentsListResult = {
 
 export type GatewaySessionRow = {
   key: string
+  spawnedBy?: string
   kind: 'direct' | 'group' | 'global' | 'unknown'
   label?: string
   displayName?: string