docs: private Map<Method, CheckedFunction1<Object[], Object>> decorateMethodHandlers(Map<Method, MethodHandler> dispatch,
              FeignDecorator invocationDecorator, Target<?> target) {
          final Map<Method, CheckedFunction1<Object[], Object>> map = new HashMap<>();
          for (final Map.Entry<Method, MethodHandler> entry : dispatch.entrySet()) {
              final Method method = entry.getKey();
              final MethodHandler methodHandler = entry.getValue();
              map.put(method, invocationDecorator.decorate(methodHandler::invoke, method, methodHandler, target));
          }
          return map;
      }