feat: OUI_PREFIXES auf DeviceTypeDriver für MAC-basiertes Fingerprinting

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tests/test_fingerprint_base.py

@@ -56,6 +56,7 @@ def test_defaults_on_device_type_driver():
     assert DeviceTypeDriver.SNMP_FINGERPRINT == []
     assert DeviceTypeDriver.SSH_FINGERPRINT == []
     assert DeviceTypeDriver.HTTP_FINGERPRINT == []
+    assert DeviceTypeDriver.OUI_PREFIXES == []
 
 
 @pytest.mark.parametrize("cls", TYPE_DRIVERS)
@@ -65,6 +66,7 @@ def test_fingerprint_attributes_inherited(cls):
     assert hasattr(cls, "SSH_FINGERPRINT")
     assert hasattr(cls, "PORT_SPECS")
     assert hasattr(cls, "SNMP_OBJECT_ID_PREFIX")
+    assert hasattr(cls, "OUI_PREFIXES")
 
 
 # ── FingerprintRule ───────────────────────────────────────────────────────────
@@ -125,13 +127,16 @@ def test_concrete_driver_overrides_fingerprint():
         DRIVER_NAME = "acme"
         HTTP_FINGERPRINT = [FingerprintRule("acme portal", weight=9.0, mandatory=True)]
         PORT_SPECS = [PortSpec("https", 9443, weight=7.0)]
+        OUI_PREFIXES = ["AA:BB:CC"]
 
     assert MyDriver.VENDOR == "Acme"
     assert MyDriver.HTTP_FINGERPRINT[0].pattern == "acme portal"
     assert MyDriver.PORT_SPECS[0].port == 9443
+    assert MyDriver.OUI_PREFIXES == ["AA:BB:CC"]
     # base class unaffected
     assert FirewallDriver.HTTP_FINGERPRINT == []
     assert FirewallDriver.PORT_SPECS is None
+    assert FirewallDriver.OUI_PREFIXES == []
 
 
 def test_type_label_unaffected_by_refactor():