视频保存

backend/go-service/app/file/service/file_service.go

@@ -259,6 +259,9 @@ func (s *FileService) UploadVoice(ctx context.Context, fileHeader *multipart.Fil
 
 // buildURL 根据 MinIO 配置构建文件访问 URL
 func (s *FileService) buildURL(objectName string) string {
+	if base := strings.TrimRight(strings.TrimSpace(s.minioCfg.PublicBaseURL), "/"); base != "" {
+		return fmt.Sprintf("%s/%s", base, objectName)
+	}
 	scheme := "http"
 	if s.minioCfg.UseSSL {
 		scheme = "https"