From 73b3f655baa85b751611a4f8d4a86acb51ceb8c7 Mon Sep 17 00:00:00 2001
From: Vincent Koc <vincentkoc@ieee.org>
Date: Thu, 5 Mar 2026 07:55:19 -0500
Subject: [PATCH] types/process: expose writable stdin state flags

---
 src/agents/bash-process-registry.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/agents/bash-process-registry.ts b/src/agents/bash-process-registry.ts
index 0e84065c7f2..10b08c0e3ee 100644
--- a/src/agents/bash-process-registry.ts
+++ b/src/agents/bash-process-registry.ts
@@ -23,6 +23,9 @@ export type SessionStdin = {
   // When backed by a real Node stream (child.stdin), this exists; for PTY wrappers it may not.
   destroy?: () => void;
   destroyed?: boolean;
+  writable?: boolean;
+  writableEnded?: boolean;
+  writableFinished?: boolean;
 };
 
 export interface ProcessSession {