When using docker-java to create an image through the Dockerfile, it reports an error: Could not build image: Get "https://registry-1.docker.io/v2/": context deadline ...
This server is running Paper version 1.21.5-103-main@2ba1675 (2025-05-29T12:14:46Z) (Implementing API version 1.21.5-R0.1-SNAPSHOT) Create a Schematic using /is admin schem Use the /is create Command.