Improve TSCM detection and include WiFi clients

utils/wifi/constants.py

@@ -414,14 +414,27 @@ VENDOR_OUIS = {
 }
 
 
-def get_vendor_from_mac(mac: str) -> str | None:
-    """Get vendor name from MAC address OUI."""
-    if not mac:
-        return None
-    # Normalize MAC format
-    mac_upper = mac.upper().replace('-', ':')
-    oui = mac_upper[:8]
-    return VENDOR_OUIS.get(oui)
+def get_vendor_from_mac(mac: str) -> str | None:
+    """Get vendor name from MAC address OUI."""
+    if not mac:
+        return None
+    # Normalize MAC format
+    mac_upper = mac.upper().replace('-', ':')
+    oui = mac_upper[:8]
+    vendor = VENDOR_OUIS.get(oui)
+    if vendor:
+        return vendor
+
+    # Fallback to expanded OUI database if available
+    try:
+        from data.oui import get_manufacturer
+        manufacturer = get_manufacturer(mac_upper)
+        if manufacturer and manufacturer != 'Unknown':
+            return manufacturer
+    except Exception:
+        return None
+
+    return None
 
 
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