Add support for custom fonts in the database

[paramsiddharth]

Add support for custom fonts in the database

Currently, custom fonts require manually modifying the items.json file.

Add support to store and persist them in the database.

[paramsiddharth]

@Pandaxyz-xd Hey! Would you like to work on this? :) Do you intend to ask to be assigned?

[paramsiddharth]

@Pandaxyzzz I assigned it to you! I encourage you to make a draft PR and discuss as you go through. :) Best wishes!