* Network map now defaults to compacted mode at startup; environment parsing issues yield clearer warnings and disabling compacted mode is logged.
* **Bug Fixes**
* DNS enablement and nameserver selection now correctly respect group membership, reducing incorrect DNS assignments.
* **Refactor**
* Internal routing and firewall rule generation streamlined for more consistent rule IDs and safer peer handling.
* **Performance**
* Minor memory and slice allocation improvements for peer/group processing.