{ "name": "test-java", "version": "v1alpha1", "description": "test java pack", "engines": { "build": "adoptopenjdk/openjdk8", "deploy": "adoptopenjdk/openjdk8" }, "build_steps": [ "make build", "make clean" ], "deploy_steps": ["make deploy"], "main": "java -jar /app/app.jar", "author": "test" }