A script to automatically update Gitea installed on local host to the latest version from Github.
Place in an appropriate location on local host and execute on schedule via cron.
Requires some basic shell commands listed in the script, and assumes that
systemd is used to start/stop Gitea.
Assumes that Gitea is executed from a symlink specified in $DIR. The actual Gitea binaries are placed in $DIR/bin. This script will automatically update the symlink when a new verson is downloaded.