fix

netflix-service/src/main/java/com/cyksj/service/wechat/impl/WeChatServiceImpl.java

@@ -675,7 +675,7 @@ public class WeChatServiceImpl implements WeChatService {
 
         JSONObject params = new JSONObject();
         params.putOpt("openid", openId);
-        params.putOpt("wx_studentcheck_code", "code");
+        params.putOpt("wx_studentcheck_code", code);
 
         HttpResponse<String> response = J11HttpC.custom().url(url).ofPost().body(HttpRequest.BodyPublishers.ofString(params.toString())).send(HttpResponse.BodyHandlers.ofString());