fix(xiaomi): 推送请求增加 INFO 日志，方便排查 27001 问题

push-service/src/main/java/com/xuqm/push/service/provider/XiaomiPushProvider.java

@@ -77,6 +77,10 @@ public class XiaomiPushProvider implements PushProvider {
             if (!channelId.isBlank()) {
                 form.append("&channel_id=").append(URLEncoder.encode(channelId, StandardCharsets.UTF_8));
             }
+            log.info("Xiaomi push request: pkg={} channelId={} notifyType={} tokenPrefix={}",
+                    packageName, channelId.isBlank() ? "(none)" : channelId,
+                    notifyType == null ? 1 : notifyType,
+                    token.length() > 8 ? token.substring(0, 8) : token);
 
             HttpRequest request = HttpRequest.newBuilder()
                     .uri(URI.create(pushUrl))