You can see the full changelog here.
Added:
tokeninput: you can now use this instead of setting theGITHUB_TOKENenv variable, which has been deprecated. This input is optional, its default value is the defaultsecrets.GITHUB_TOKEN. You only need to use this if you want the action to run with a PAT. (issue #110)
Deprecated:
GITHUB_TOKEN: the use of this env variable is now deprecated in favor of thetokeninput, you'll start receiving warnings if you keep using it. (issue #110)