fix(windows): hide console windows from subprocess spawns

gateway/status.py

@@ -165,6 +165,19 @@ def _read_process_cmdline(pid: int) -> Optional[str]:
         if raw:
             return raw.replace(b"\x00", b" ").decode("utf-8", errors="ignore").strip()
 
+    # On Windows, skip `ps` (which exists under Git Bash and would flash
+    # a console window) and go straight to psutil, which works correctly.
+    if sys.platform == "win32":
+        try:
+            import psutil  # type: ignore
+            proc = psutil.Process(pid)
+            cmdline_parts = proc.cmdline()
+            if cmdline_parts:
+                return " ".join(cmdline_parts)
+        except Exception:
+            pass
+        return None
+
     try:
         result = subprocess.run(
             ["ps", "-p", str(pid), "-o", "command="],

hermes_cli/gateway.py

@@ -180,8 +180,10 @@ def _get_parent_pid(pid: int) -> int | None:
         pass
     except Exception:
         return None
-    # Fallback: shell out to ps (POSIX only — bare ``ps`` doesn't exist on Windows).
-    if not shutil.which("ps"):
+    # Fallback: shell out to ps (POSIX only — on Windows use psutil which
+    # is already tried above; Git Bash ships a ps.exe that would flash
+    # a console window without CREATE_NO_WINDOW).
+    if sys.platform == "win32" or not shutil.which("ps"):
         return None
     try:
         result = subprocess.run(
@@ -4516,6 +4518,13 @@ def _atexit_hook() -> None:
 
     success = False
     try:
+        # On Windows, aiohttp/aiodns requires a SelectorEventLoop (Python's
+        # default ProactorEventLoop is incompatible). Set the policy before
+        # asyncio.run() creates the loop so weixin/微信 connections work.
+        if sys.platform == "win32":
+            asyncio.set_event_loop_policy(
+                asyncio.WindowsSelectorEventLoopPolicy()  # type: ignore[attr-defined]
+            )
         success = asyncio.run(start_gateway(replace=replace, verbosity=verbosity))
         _exit_diag("asyncio.run.returned", success=success)
     except KeyboardInterrupt:

tui_gateway/server.py

@@ -275,6 +275,7 @@ def __init__(self, session_key: str, model: str):
             bufsize=1,
             cwd=os.getcwd(),
             env=os.environ.copy(),
+            creationflags=subprocess.CREATE_NO_WINDOW if sys.platform == "win32" else 0,
         )
         threading.Thread(target=self._drain_stdout, daemon=True).start()
         threading.Thread(target=self._drain_stderr, daemon=True).start()