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 "  Network setup: netconf"
     echo "  Kernel logs:   Alt+F2  |  Extra shell: Alt+F3"
 fi

iso/overlay/usr/local/bin/netconf

@@ -0,0 +1,50 @@
+#!/bin/sh
+# Quick network configurator for the local console.
+set -e
+
+# List interfaces (exclude lo)
+IFACES=$(ip -o link show | awk -F': ' '$2 != "lo" {print $2}' | cut -d@ -f1)
+
+echo "Interfaces:"
+i=1
+for iface in $IFACES; do
+    ip=$(ip -4 addr show "$iface" 2>/dev/null | awk '/inet /{print $2}' | head -1)
+    echo "  $i) $iface  ${ip:-no IP}"
+    i=$((i+1))
+done
+echo ""
+printf "Interface name [or Enter to pick first]: "
+read IFACE
+if [ -z "$IFACE" ]; then
+    IFACE=$(echo "$IFACES" | head -1)
+fi
+echo "Selected: $IFACE"
+echo ""
+echo "  1) DHCP"
+echo "  2) Static"
+printf "Mode [1]: "
+read MODE
+MODE=${MODE:-1}
+
+if [ "$MODE" = "1" ]; then
+    echo "Running DHCP on $IFACE..."
+    dhclient -v "$IFACE"
+else
+    printf "IP address (e.g. 192.168.1.100/24): "
+    read ADDR
+    printf "Gateway (e.g. 192.168.1.1): "
+    read GW
+    printf "DNS [8.8.8.8]: "
+    read DNS
+    DNS=${DNS:-8.8.8.8}
+
+    ip addr flush dev "$IFACE"
+    ip addr add "$ADDR" dev "$IFACE"
+    ip link set "$IFACE" up
+    ip route add default via "$GW"
+    echo "nameserver $DNS" > /etc/resolv.conf
+    echo "Done."
+fi
+
+echo ""
+ip -4 addr show "$IFACE"