docs: private static void loadLatkeProps() {
          if (null == latkeProps) {
              latkeProps = new Properties();
          }
  
          try {
              InputStream resourceAsStream;
              final String latkePropsEnv = System.getenv("LATKE_PROPS");
              if (StringUtils.isNotBlank(latkePropsEnv)) {
                  LOGGER.debug("Loading latke.properties from env var [$LATKE_PROPS=" + latkePropsEnv + "]");
                  resourceAsStream = new FileInputStream(latkePropsEnv);
              } else {
                  LOGGER.debug("Loading latke.properties from classpath [/latke.properties]");
                  resourceAsStream = Latkes.class.getResourceAsStream("/latke.properties");
              }
  
              if (null != resourceAsStream) {
                  latkeProps.load(resourceAsStream);
                  LOGGER.debug("Loaded latke.properties");
              }
          } catch (final Exception e) {
              LOGGER.log(Level.ERROR, "Loads latke.properties failed", e);
  
              throw new RuntimeException("Loads latke.properties failed");
          }
      }