private static void copyProvider(Path distPath, String groupId, String artifactId) {
        try {
            Files.copy(Maven.resolveArtifact(groupId, artifactId), distPath.resolve("providers").resolve(artifactId   ".jar"));
        } catch (IOException cause) {
            throw new RuntimeException("Failed to copy JAR file to 'providers' directory", cause);
        }
    }

private Path prepareDistribution() {
        try {
            Path distRootPath = Paths.get(System.getProperty("java.io.tmpdir")).resolve("kc-tests");
            distRootPath.toFile().mkdirs();

            File distFile = new File("../../dist/"   File.separator   "target"   File.separator   "keycloak-"   Version.VERSION   ".zip");
            String distDirName;

            if (distFile.exists()) {
                distDirName = distFile.getName();
            } else {
                distFile = Maven.resolveArtifact("org.keycloak", "keycloak-quarkus-dist").toFile();
                distDirName = distFile.getName().replace("-quarkus-dist", "");
            }
            distRootPath.toFile().mkdirs();
            Path dPath = distRootPath.resolve(distDirName.substring(0, distDirName.lastIndexOf('.')));

            if (!inited || (reCreate || !dPath.toFile().exists())) {
                FileUtil.deleteDirectory(dPath);
                ZipUtils.unzip(distFile.toPath(), distRootPath);

                if (System.getProperty("product") != null) {
                    // JDBC drivers might be excluded if running as a product build
                    copyProvider(dPath, "com.microsoft.sqlserver", "mssql-jdbc");
                }
            }

            // make sure script is executable
            if (!dPath.resolve("bin").resolve(SCRIPT_CMD).toFile().setExecutable(true)) {
                throw new RuntimeException("Cannot set "   SCRIPT_CMD   " executable");
            }
            if (!dPath.resolve("bin").resolve(SCRIPT_KCADM_CMD).toFile().setExecutable(true)) {
                throw new RuntimeException("Cannot set "   SCRIPT_KCADM_CMD   " executable");
            }

            inited = true;

            return dPath;
        } catch (Exception cause) {
            throw new RuntimeException("Failed to prepare distribution", cause);
        }
    }