config-service/app/Providers/AppServiceProvider.php

<?php

namespace App\Providers;

use Illuminate\Support\Facades\Validator;
use Illuminate\Support\ServiceProvider;
use Tymon\JWTAuth\Exceptions\TokenExpiredException;
use Tymon\JWTAuth\Exceptions\TokenInvalidException;

class AppServiceProvider extends ServiceProvider
{
    /**
     * Register any application services.
     *
     * @return void
     */
    public function register()
    {
        Validator::extend('mobile', function ($attribute, $value, $parameters) {
            return preg_match('/^1[3456789]{1}\d{9}$/', $value);
        });


        app('Dingo\Api\Exception\Handler')->register(function (\Tymon\JWTAuth\Exceptions\JWTException $e) {

            if ($e instanceof TokenExpiredException) {

                $error = [
                    'message' => 'Token Expired',
                    'errors' => [
                        'token_expired' => 'token_expired'
                    ],
                    'code' => $e->getStatusCode(),
                    'status_code' => $e->getStatusCode(),
                ];

            } else if ($e instanceof TokenInvalidException) {

                $error = [
                    'message' => 'Token Invalid',
                    'errors' => [
                        'token_invalid' => 'token_invalid'
                    ],
                    'code' => $e->getStatusCode(),
                    'status_code' => $e->getStatusCode(),
                ];

            }

            return response()->json($error, $e->getStatusCode());
        });

        app('Dingo\Api\Exception\Handler')->register(function (\Illuminate\Auth\AuthenticationException $e) {
            $error = [
                'message' => '请重新登录',
                'code' => '1001',
            ];
            return response()->json($error);
        });
    }
}