From 619db0175d2fe9e41fcb4f63783ec0d44bea7133 Mon Sep 17 00:00:00 2001
From: teknium1 <127238744+teknium1@users.noreply.github.com>
Date: Sat, 4 Jul 2026 14:58:44 -0700
Subject: [PATCH] fix(gateway): move PATH bootstrap below imports, gate to
 POSIX

Follow-up to #3850's cherry-pick: keeps the fix but avoids the mid-import
E402 wart and skips the POSIX system dirs on Windows.
---
 hermes_cli/gateway.py | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/hermes_cli/gateway.py b/hermes_cli/gateway.py
index f85573634af..b3798d4a7c3 100644
--- a/hermes_cli/gateway.py
+++ b/hermes_cli/gateway.py
@@ -12,20 +12,21 @@ import shlex
 import shutil
 import signal
 import subprocess
-
-# Ensure /bin and /usr/bin are on PATH so launchctl/systemctl are discoverable
-# when running under UV's bundled Python which ships a minimal PATH.
-_sys_dirs = {"/bin", "/usr/bin", "/usr/sbin", "/sbin"}
-_path_dirs = set(os.environ.get("PATH", "").split(os.pathsep))
-_missing = _sys_dirs - _path_dirs
-if _missing:
-    os.environ["PATH"] = os.environ.get("PATH", "") + os.pathsep + os.pathsep.join(sorted(_missing))
 import sys
 import textwrap
 import time
 from dataclasses import dataclass
 from pathlib import Path
 
+# Ensure /bin and /usr/bin are on PATH so launchctl/systemctl are discoverable
+# when running under UV's bundled Python which ships a minimal PATH (#3849).
+if os.name == "posix":
+    _sys_dirs = {"/bin", "/usr/bin", "/usr/sbin", "/sbin"}
+    _path_dirs = set(os.environ.get("PATH", "").split(os.pathsep))
+    _missing = _sys_dirs - _path_dirs
+    if _missing:
+        os.environ["PATH"] = os.environ.get("PATH", "") + os.pathsep + os.pathsep.join(sorted(_missing))
+
 PROJECT_ROOT = Path(__file__).parent.parent.resolve()
 
 from gateway.status import terminate_pid