private static TestConfig fromFile(String path) {
        try {
            return TestConfig.fromJson(Files.readAllBytes(Paths.get(path)));
        }
        catch (Exception e) {
            throw new IllegalArgumentException("Failed reading config from '" + path + "'!", e);
        }
    }
Returns the deployment this is testing.
cloud-tenant-cd/src/main/java/ai/vespa/hosted/cd/cloud/impl/VespaTestRuntime.java