add tailscale scripts

oracle-bind-ipv6.sh

@@ -0,0 +1,11 @@
+echo "Binding ipv6 to Oracle Cloud debian instance after configuring ipv6 (https://sunpma.com/1051.html)"
+echo "If it failes, try 'sudo ifconfig' to get the correct nic name, because ubuntu use different names."
+echo "If there is no 'ifconfig', run 'sudo apt install net-tools' at first"
+echo "You can also reboot to automatically bind ipv6"
+
+if [ `dpkg --print-architecture` = 'arm64']
+then 
+  sudo dhclient -6 enp0s3
+else
+  sudo dhclient -6 ens3
+if