From a9642a9be184da5789a8ddaba3c9df14e1fabdb1 Mon Sep 17 00:00:00 2001
From: Levi Neely <lneely@pascom.net>
Date: Wed, 29 Jul 2026 09:28:06 +0200
Subject: [PATCH] execute: stop streaming output to agent after process detach

When a process is detached, nil out lw.stream so output no longer
leaks to the agent's chat stream. Only the ring buffer captures
subsequent output.
---
 pkg/tools/execute/server.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkg/tools/execute/server.go b/pkg/tools/execute/server.go
index fe7a020..596db24 100644
--- a/pkg/tools/execute/server.go
+++ b/pkg/tools/execute/server.go
@@ -748,6 +748,7 @@ func (e *Server) executeWithStdin(ctx context.Context, code, language string, ti
 		// Splice: future output goes to ring buffer instead of outputBuf.
 		lw.mu.Lock()
 		lw.w = ring
+		lw.stream = nil
 		lw.mu.Unlock()
 
 		proc := &DetachedProcess{