From 0909f20d592e7bfd0dab5a556aa5e937772f65a6 Mon Sep 17 00:00:00 2001
From: webbrain-one <295484252+webbrain-one@users.noreply.github.com>
Date: Tue, 11 Aug 2026 09:13:56 +0300
Subject: [PATCH] Fix crash with non-seekable stdout in Python 3

Using `/dev/stdout` raises `io.UnsupportedOperation` in Python 3 because
standard streams are not seekable.

Adjust the runner to support non-seekable file paths.
---
 daemon/runner.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/daemon/runner.py b/daemon/runner.py
index 3f9f658..3972339 100644
--- a/daemon/runner.py
+++ b/daemon/runner.py
@@ -77,9 +77,9 @@ def __init__(self, app):
         self.app = app
         self.daemon_context = DaemonContext()
         self.daemon_context.stdin = open(app.stdin_path, 'r')
-        self.daemon_context.stdout = open(app.stdout_path, 'w+')
+        self.daemon_context.stdout = open(app.stdout_path, 'w')
         self.daemon_context.stderr = open(
-            app.stderr_path, 'w+', buffering=0)
+            app.stderr_path, 'w', buffering=0)
 
         self.pidfile = None
         if app.pidfile_path is not None: