Changes:
- OpenWRT IP changed from 10.0.0.246 to 10.0.0.254 (main gateway)
- TP-Link AX72 IP changed from 10.0.0.254 to 10.0.0.246 (swapped)
- Added comprehensive DHCP configuration section
- Added dual DNS options: 10.0.0.245 (filtered) and 10.0.0.254 (unfiltered)
- Added boot options (PXE/TFTP) configuration
- Added common DHCP options reference (NTP, WINS, domain, static routes, MTU)
- Added testing instructions for DHCP options
- Updated all IP references throughout the document
