From 9102d4a588c84096f648a99d2a8fc10b154d118f Mon Sep 17 00:00:00 2001
From: Gille <4317663+helix4u@users.noreply.github.com>
Date: Thu, 11 Jun 2026 17:06:29 -0600
Subject: [PATCH] fix(dashboard): show Windows 11 in host panel (#44511)

---
 hermes_cli/web_server.py                      | 53 +++++++++++++++++--
 .../hermes_cli/test_system_stats_platform.py  | 44 +++++++++++++++
 2 files changed, 93 insertions(+), 4 deletions(-)
 create mode 100644 tests/hermes_cli/test_system_stats_platform.py

diff --git a/hermes_cli/web_server.py b/hermes_cli/web_server.py
index 7813fb0d05..a3f503afaf 100644
--- a/hermes_cli/web_server.py
+++ b/hermes_cli/web_server.py
@@ -1638,6 +1638,49 @@ async def get_status():
     }
 
 
+_WINDOWS_11_MIN_BUILD = 22000
+
+
+def _windows_build_number(version: str, platform_label: str) -> Optional[int]:
+    """Extract the Windows NT build number from stdlib platform strings."""
+    for value in (version or "", platform_label or ""):
+        match = re.search(r"(?:^|[^\d])10\.0\.(\d{5,})(?:[^\d]|$)", value)
+        if not match:
+            continue
+        try:
+            return int(match.group(1))
+        except ValueError:
+            continue
+    return None
+
+
+def _display_system_platform(
+    *,
+    system: str,
+    release: str,
+    version: str,
+    platform_label: str,
+) -> Dict[str, str]:
+    """Return host OS fields for display while preserving stdlib detail."""
+    if system == "Windows" and release == "10":
+        build = _windows_build_number(version, platform_label)
+        if build is not None and build >= _WINDOWS_11_MIN_BUILD:
+            platform_label = re.sub(
+                r"^Windows-10(?=-)",
+                "Windows-11",
+                platform_label,
+                count=1,
+            )
+            release = "11"
+
+    return {
+        "os": system,
+        "os_release": release,
+        "os_version": version,
+        "platform": platform_label,
+    }
+
+
 @app.get("/api/system/stats")
 async def get_system_stats():
     """Host + process system stats for the System page.
@@ -1649,10 +1692,12 @@ async def get_system_stats():
     import platform as _platform
 
     info: Dict[str, Any] = {
-        "os": _platform.system(),
-        "os_release": _platform.release(),
-        "os_version": _platform.version(),
-        "platform": _platform.platform(),
+        **_display_system_platform(
+            system=_platform.system(),
+            release=_platform.release(),
+            version=_platform.version(),
+            platform_label=_platform.platform(),
+        ),
         "arch": _platform.machine(),
         "hostname": _platform.node(),
         "python_version": _platform.python_version(),
diff --git a/tests/hermes_cli/test_system_stats_platform.py b/tests/hermes_cli/test_system_stats_platform.py
new file mode 100644
index 0000000000..03556dde3a
--- /dev/null
+++ b/tests/hermes_cli/test_system_stats_platform.py
@@ -0,0 +1,44 @@
+from hermes_cli.web_server import _display_system_platform
+
+
+def test_windows_11_build_displays_as_windows_11():
+    info = _display_system_platform(
+        system="Windows",
+        release="10",
+        version="10.0.26200",
+        platform_label="Windows-10-10.0.26200-SP0",
+    )
+
+    assert info["os"] == "Windows"
+    assert info["os_release"] == "11"
+    assert info["os_version"] == "10.0.26200"
+    assert info["platform"] == "Windows-11-10.0.26200-SP0"
+
+
+def test_windows_10_build_keeps_windows_10_label():
+    info = _display_system_platform(
+        system="Windows",
+        release="10",
+        version="10.0.19045",
+        platform_label="Windows-10-10.0.19045-SP0",
+    )
+
+    assert info["os"] == "Windows"
+    assert info["os_release"] == "10"
+    assert info["platform"] == "Windows-10-10.0.19045-SP0"
+
+
+def test_non_windows_platform_unchanged():
+    info = _display_system_platform(
+        system="Linux",
+        release="6.8.0",
+        version="#1 SMP",
+        platform_label="Linux-6.8.0-x86_64-with-glibc2.39",
+    )
+
+    assert info == {
+        "os": "Linux",
+        "os_release": "6.8.0",
+        "os_version": "#1 SMP",
+        "platform": "Linux-6.8.0-x86_64-with-glibc2.39",
+    }