updated .gitignore and CreateRelease.yml

added *.sha256 to the .gitignore

updated CreateRelease.yml

scripts/openbsd_connection_share.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+USB_IFACE=$(ifconfig urndis0 | grep urndis0 | awk '{print $1}' | tr -d ':')
+USB_IP=${2:-10.0.0.1}
+
+if test $(whoami) != root; then
+	doas "$0" "$@"
+	exit $?
+fi
+
+if [ "${USB_IFACE}" == "urndis0" ]; then
+	ifconfig ${USB_IFACE} ${USB_IP}
+	sysctl -w net.inet.ip.forwarding=1
+	echo "match out on egress inet from ${USB_IFACE}:network to any nat-to (egress:0)" | pfctl -f -
+	pfctl -f /etc/pf.conf
+	echo "sharing connecting from upstream interface to usb interface ${USB_IFACE} ..."
+else
+	echo "can't find usb interface with ip ${USB_IFACE}"
+	exit 1
+fi