feat(common): 优化文件预览接口实现及文件压缩功能

chenhj

2026-04-22 55a16a2b0144c30277c7ac01712f347eedfaab41

 src/main/java/com/ruoyi/purchase/controller/TicketRegistrationController.java

@@ -30,7 +30,7 @@
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@@ -53,7 +53,6 @@

    private IProductRecordService productRecordService;

    @Autowired
    private IPaymentRegistrationService paymentRegistrationService;

    /**