private boolean checkFilenames(String... filenames) {
        for (String fn : filenames) {
            var f = new java.io.File(fn);
            if (! f.canRead()) {
                return false;
            }
        }
        return true;
    }
@author arnej
Finds native libraries when the bundle is activated.
container-llama/src/main/java/ai/vespa/llama/LlamaBundleActivator.java