feat(video): 新增模型管理与MinIO对象存储功能

- 新增算法模型实体类VModel及对应CRUD接口和实现
- 新增MinIO对象记录实体类VMinioObject及对应CRUD接口和实现
- 实现模型下载重定向功能
- 扩展MinioService支持指定文件名上传和删除对象
- 在CommonController中增加上传后持久化MinIO对象记录逻辑
- 新增ModelController用于模型管理RESTful接口- 新增VMinioObjectController用于MinIO对象记录管理接口
- 添加相关Mapper XML配置和DAO接口
- 更新pom.xml引入必要依赖

ruoyi-framework/src/main/java/com/ruoyi/framework/service/MinioService.java

@@ -4,6 +4,7 @@ import com.ruoyi.framework.config.MinioProperties;
 import com.ruoyi.common.utils.file.FileUploadUtils;
 import io.minio.BucketExistsArgs;
 import io.minio.MakeBucketArgs;
+import io.minio.RemoveObjectArgs;
 import io.minio.MinioClient;
 import io.minio.PutObjectArgs;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -44,6 +45,25 @@ public class MinioService {
         return new UploadResult(objectName, url);
     }
 
+    /**
+     * Upload using the provided unique objectName.
+     */
+    public UploadResult uploadWithName(MultipartFile file, String objectName) throws Exception {
+        ensureBucket();
+        try (InputStream is = file.getInputStream()) {
+            minioClient.putObject(
+                    PutObjectArgs.builder()
+                            .bucket(properties.getBucket())
+                            .object(objectName)
+                            .stream(is, file.getSize(), -1)
+                            .contentType(file.getContentType())
+                            .build()
+            );
+        }
+        String url = buildObjectUrl(objectName);
+        return new UploadResult(objectName, url);
+    }
+
     public String buildObjectUrl(String objectName) {
         String endpoint = properties.getEndpoint();
         if (endpoint.endsWith("/")) {
@@ -63,6 +83,18 @@ public class MinioService {
         }
     }
 
+    /**
+     * Delete an object from MinIO by its object name (key).
+     */
+    public void deleteObject(String objectName) throws Exception {
+        minioClient.removeObject(
+                RemoveObjectArgs.builder()
+                        .bucket(properties.getBucket())
+                        .object(objectName)
+                        .build()
+        );
+    }
+
     public static class UploadResult {
         private final String objectName;
         private final String url;