https://github.com/cloudfoundry/java-buildpack#additional-documentation.
[Buildpack] ERROR Compile failed with exception #<RuntimeError: No container can run this application. Please ensure that you’ve pushed a valid JVM artifact or artifacts using the -p command line argument or path manifest entry. Information about valid JVM artifacts can be found at https://github.com/cloudfoundry/java-buildpack#additional-documentation. >
Failed to compile droplet
Exit status 223
Staging failed: Exited with status 223
Failed to stage application: staging failed