You can create Plantuml diagrams without the server locally using this small Docker ( https://github.com/lrvl/text-to-bmp https://github.com/lrvl/text-to-bmp )

You can create Plantuml diagrams without the server locally using this small Docker ( https://github.com/lrvl/text-to-bmp https://github.com/lrvl/text-to-bmp ) and use "make docker-plantuml"