docs: public <T> T get(T defaultValue, Class<T> beanType, CentralDogmaBeanConfig overrides) {
          try {
              return get(defaultValue, beanType, overrides, 0L, TimeUnit.SECONDS);
          } catch (InterruptedException | TimeoutException e) {
              // when initialValueTimeoutMillis set to zero, this exception never happens in practice.
              throw new RuntimeException("Error: unexpected exception caught", e);
          }
      }