diff --git a/server/HoneyBox/src/HoneyBox.Admin/Controllers/UploadController.cs b/server/HoneyBox/src/HoneyBox.Admin/Controllers/UploadController.cs
deleted file mode 100644
index b8f9d5e3..00000000
--- a/server/HoneyBox/src/HoneyBox.Admin/Controllers/UploadController.cs
+++ /dev/null
@@ -1,178 +0,0 @@
-using HoneyBox.Core.Interfaces;
-using Microsoft.AspNetCore.Authorization;
-using Microsoft.AspNetCore.Mvc;
-
-namespace HoneyBox.Admin.Controllers;
-
-/// <summary>
-/// 文件上传控制器
-/// </summary>
-[ApiController]
-[Route("api/admin/upload")]
-[Authorize]
-public class UploadController : ControllerBase
-{
-    private readonly IImageUploadService _uploadService;
-    private readonly ILogger<UploadController> _logger;
-
-    private static readonly HashSet<string> AllowedImageExtensions = new(StringComparer.OrdinalIgnoreCase)
-    {
-        ".jpg", ".jpeg", ".png", ".gif", ".webp", ".avif"
-    };
-
-    private const long MaxFileSize = 20 * 1024 * 1024; // 20MB
-
-    public UploadController(IImageUploadService uploadService, ILogger<UploadController> logger)
-    {
-        _uploadService = uploadService;
-        _logger = logger;
-    }
-
-    /// <summary>
-    /// 获取预签名上传URL（当前不支持直传，返回标识让前端降级）
-    /// </summary>
-    [HttpPost("presigned-url")]
-    public IActionResult GetPresignedUrl([FromBody] PresignedUrlRequest request)
-    {
-        // 当前不支持直传，返回标识让前端降级到服务端上传
-        return Ok(new
-        {
-            code = 0,
-            message = "success",
-            data = new { supportsDirectUpload = false }
-        });
-    }
-
-    /// <summary>
-    /// 上传图片（服务端上传）
-    /// </summary>
-    [HttpPost("image")]
-    [RequestSizeLimit(MaxFileSize)]
-    public async Task<IActionResult> UploadImage(IFormFile file)
-    {
-        if (file == null || file.Length == 0)
-        {
-            return Ok(new { code = 1, message = "请选择要上传的图片" });
-        }
-
-        if (file.Length > MaxFileSize)
-        {
-            return Ok(new { code = 1, message = "图片大小不能超过20MB" });
-        }
-
-        var extension = Path.GetExtension(file.FileName);
-        if (!AllowedImageExtensions.Contains(extension))
-        {
-            return Ok(new { code = 1, message = "不支持的图片格式，仅支持 jpg/jpeg/png/gif/webp/avif" });
-        }
-
-        try
-        {
-            using var stream = file.OpenReadStream();
-            var url = await _uploadService.UploadStreamAsync(stream, file.FileName, file.ContentType, "uploads");
-
-            if (!string.IsNullOrEmpty(url))
-            {
-                return Ok(new
-                {
-                    code = 0,
-                    message = "上传成功",
-                    data = new
-                    {
-                        url,
-                        fileName = file.FileName,
-                        fileSize = file.Length
-                    }
-                });
-            }
-            else
-            {
-                return Ok(new { code = 1, message = "上传失败" });
-            }
-        }
-        catch (Exception ex)
-        {
-            _logger.LogError(ex, "图片上传异常: {FileName}", file.FileName);
-            return Ok(new { code = 1, message = "上传失败，请稍后重试" });
-        }
-    }
-
-    /// <summary>
-    /// 批量上传图片
-    /// </summary>
-    [HttpPost("images")]
-    [RequestSizeLimit(MaxFileSize * 10)]
-    public async Task<IActionResult> UploadImages(List<IFormFile> files)
-    {
-        if (files == null || files.Count == 0)
-        {
-            return Ok(new { code = 1, message = "请选择要上传的图片" });
-        }
-
-        var results = new List<object>();
-        var errors = new List<string>();
-
-        foreach (var file in files)
-        {
-            if (file.Length > MaxFileSize)
-            {
-                errors.Add($"{file.FileName}: 文件大小超过限制");
-                continue;
-            }
-
-            var extension = Path.GetExtension(file.FileName);
-            if (!AllowedImageExtensions.Contains(extension))
-            {
-                errors.Add($"{file.FileName}: 不支持的图片格式");
-                continue;
-            }
-
-            try
-            {
-                using var stream = file.OpenReadStream();
-                var url = await _uploadService.UploadStreamAsync(stream, file.FileName, file.ContentType, "uploads");
-
-                if (!string.IsNullOrEmpty(url))
-                {
-                    results.Add(new
-                    {
-                        url,
-                        fileName = file.FileName,
-                        fileSize = file.Length
-                    });
-                }
-                else
-                {
-                    errors.Add($"{file.FileName}: 上传失败");
-                }
-            }
-            catch (Exception ex)
-            {
-                _logger.LogError(ex, "图片上传异常: {FileName}", file.FileName);
-                errors.Add($"{file.FileName}: 上传异常");
-            }
-        }
-
-        if (results.Count == 0)
-        {
-            return Ok(new { code = 1, message = string.Join("; ", errors) });
-        }
-
-        return Ok(new
-        {
-            code = 0,
-            message = errors.Count > 0 ? $"部分上传成功，失败: {string.Join("; ", errors)}" : "上传成功",
-            data = results
-        });
-    }
-}
-
-/// <summary>
-/// 预签名URL请求
-/// </summary>
-public class PresignedUrlRequest
-{
-    public string FileName { get; set; } = string.Empty;
-    public string ContentType { get; set; } = string.Empty;
-    public long FileSize { get; set; }
-}