Install ruby-mime-types-data by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-mime-types-data
Description:
registry for information about MIME media type definitions
This package consists of the gem mime-types-data that provides a registry for information about MIME media type definitions. It can be used with the Ruby mime-types library or other software to determine defined filename extensions for MIME types, or to use filename extensions to look up the likely MIME type definitions.
Homepage: https://github.com/mime-types/mime-types-data/
Version: 3.2015.1120-1
Section: universe/ruby