[demo:11936] classlist: 3,087.11 ms, 0.96 GB
[demo:11936] setup: 501.18 ms, 0.96 GB
Error: Error parsing JNI configuration in /Depot/jjj/ACK/swing-graalvm-demo/config/jni-config.json:
Field sun.awt.X11GraphicsConfig.screen not found. To allow unresolvable reflection configuration, use option --allow-incomplete-classpath
Verify that the configuration matches the schema described in the -H:PrintFlags=+ output for option JNIConfigurationFiles.
Error: Use -H:+ReportExceptionStackTraces to print stacktrace of underlying exception
[demo:11936] [total]: 3,672.84 ms, 0.96 GB

Printing build artifacts to: /Depot/jjj/ACK/swing-graalvm-demo/demo.build_artifacts.txt

Error: Image build request failed with exit status 1
com.oracle.svm.driver.NativeImage$NativeImageError: Image build request failed with exit status 1
at com.oracle.svm.driver.NativeImage.showError(NativeImage.java:1762)
at com.oracle.svm.driver.NativeImage.build(NativeImage.java:1473)
at com.oracle.svm.driver.NativeImage.performBuild(NativeImage.java:1434)
at com.oracle.svm.driver.NativeImage.main(NativeImage.java:1421)

Would it be possible to add a link towards the JNI stuff, in the main README as-is?

I'll look at the blog post, but blog posts may disappear eventually so ... may be better
to integrate this into the main README as-is if it is not too much trouble.