修改获取小程序配置信息改为从.env获取

app/Admin/Common/Images.php

@@ -17,8 +17,9 @@ class Images extends AdminController
      */
     private function getWxToken()
     {
-        $appid= env('WECHAT_MINI_PROGRAM_APPID');
-        $secret=env('WECHAT_MINI_PROGRAM_SECRET');
+        $appid= config('wechat.mini_program.default')['app_id'];
+        $secret=config('wechat.mini_program.default')['secret'];
+
         $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$secret;
         $ch = curl_init();
         curl_setopt($ch, CURLOPT_URL,$url);