- Make device name field optional when SNMP is enabled (ICMP Only mode still requires name)
- Add database migration to make name column nullable
- Add conditional validation: name required only when snmp_enabled is false
- Update SNMP discovery to populate device name from sysName when empty
- Add helper text explaining SNMP name population behavior in form
- Add comprehensive tests for device name SNMP population
- Update test mocks to account for NetSnmp profile sensor discovery