Crontab UI

This project is a simple Docker image for this project with a few changes. The Docker image defaults to version 0.3.16 of the project, however can be changed by updating the env variable CRONTAB_UI_RELEASE in the github action build.yml file.

Documentation is the same as the original project. Additions are:

1. Supported platforms - arm64, armv7, armv6.
2. Includes rsync in the image.