CI: add new version release workflow

[ender503]

Add workflow to release a new version on GitHub release page, and it will be trigger when tag push to the GitHub.

This workflow uses "auto-changelog" utility to generate the changelog, then use "release-it" utility to publish the changelog on the release page.

The "release-it" will also build the "remote-worker", and upload the packed the "remote-worker" to release page.

• .release-it: "release-it" configuration file
• .auto-changelog: "auto-changelog" configuration file
• changelog.hbs: changelog template file

See also:

• https://github.com/release-it/release-it
• https://github.com/CookPete/auto-changelog

[jserv]

Append the descriptions in directory docs/ as well.

[ender503]

Appended. 👌