message: fix(middleware-joi): use import instead
diff: -const Joi = require('joi');
  +import { object, ObjectSchema } from 'joi';
  -export const SchemaValidator = Joi.object().keys({
  - headers: Joi.object(),
  - params: Joi.object(),
  - query: Joi.object(),
  - body: Joi.object(),
  +export const SchemaValidator: ObjectSchema = object().keys({
  + headers: object(),
  + params: object(),
  + query: object(),
  + body: object(),
  }).min(1);
  export interface Schema {
  