software-market/application/extra/common.php

<?php
use think\Env;
return [
    'oss' => [
        'access_key_id' => Env::get('oss.ACCESS_ID'),
        'access_key_secret' => Env::get('oss.ACCESS_KEY'),
        'endpoint' => Env::get('oss.ENDPOINT'),
        'bucket' => Env::get('oss.BUCKET'),
        'domain' => 'https://' . Env::get('oss.BUCKET') . '.oss-cn-shenzhen.aliyuncs.com/',
    ],
    'wechat' => [
        'app_id' => Env::get('wechat.app_id'),
        'secret' => Env::get('wechat.app_secret'),
        'mch_id'             => Env::get('wechat.mch_id') ,
        'key'                => Env::get('wechat.api_key'),   // API 密钥
        // 如需使用敏感接口（如退款、发送红包等）需要配置 API 证书路径(登录商户平台下载 API 证书)
        'cert_path'          =>  APP_PATH. '/extra/cert/apiclient_cert.pem', // XXX: 绝对路径！！！！
        'key_path'           =>   APP_PATH . '/extra/cert/apiclient_key.pem',      // XXX: 绝对路径！！！！
        'notify_url'         => Env::get('app.url') . '/api/order/payNotify',     // 你也可以在下单时单独设置来想覆盖它
        'response_type' => 'array',
        'log' => [
            'level' => 'debug',
            'file' => LOG_PATH . '/wechat.log',
        ],
    ],
];