Adding Kiwix for CasaOS

[dragonfire1119]

Thank you and glad I could help. I added a script to make it easy to download the .zim files as well:

Added download zim files script to BigBearScript

About The download-zim-files script is a handy utility designed to download .zim files from any given URL. By default, it saves the downloaded files to a predefined directory. However, users can specify a custom destination directory if they prefer. This script simplifies the process of obtaining and organizing .zim files, ensuring they are readily accessible in the desired location. How to use Run the script with the URL of the ZIM file as the first argument, like so: bash -c "$(wget -qLO - …