@VisibleForTesting
    public <T> T loadProperties(Class<T> propertiesClass) {
        return context.getBean(TurmsPropertiesManager.class)
                .loadProperties(propertiesClass);
    }
The method should be protected, but it is public for testing purposes.
turms-server-common/src/main/java/im/turms/server/common/infra/plugin/TurmsExtension.java