fix(winrm): resolve System32 path for cmd test on minimal PATH (0.20.25)

WinRM run_cmd(hostname) failed on hosts where System32 is not in PATH.

backend/tests/test_winrm_connect.py

@@ -95,6 +95,14 @@ def test_rdp_bundle_zip_roundtrip(tmp_path: Path, monkeypatch):
     assert get_rdp_bundle_zip(token) == zip_bytes
 
 
+def test_resolve_winrm_cmd_uses_system32_for_builtins():
+    from app.services.winrm_connect import _resolve_winrm_cmd
+
+    assert _resolve_winrm_cmd("hostname") == "%SystemRoot%\\System32\\hostname.exe"
+    assert _resolve_winrm_cmd("qwinsta") == "%SystemRoot%\\System32\\qwinsta.exe"
+    assert _resolve_winrm_cmd("logoff 2 /v") == "%SystemRoot%\\System32\\logoff.exe 2 /v"
+
+
 def test_run_winrm_rdp_monitor_update_downloads_bundle_from_sac(tmp_path: Path):
     repo = tmp_path / "repo"
     repo.mkdir()