feat(console): add netconf command for quick network setup

Interactive script: lists interfaces, DHCP or static IP config.
Shown as hint in tty1 welcome message.

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

iso/overlay/etc/profile.d/bee.sh

@@ -13,6 +13,6 @@ if [ -z "${SSH_CONNECTION:-}" ] \
     done
     unset _ips _ip
     echo ""
-    echo "  Local desktop starts automatically on display :0"
-    echo "  Kernel logs: Alt+F2  |  Extra shell: Alt+F3"
+    echo "  Network setup: netconf"
+    echo "  Kernel logs:   Alt+F2  |  Extra shell: Alt+F3"
 fi