前端：

优化electron效果

backend/IM_API/Services/LocalStorageService.cs

@@ -157,9 +157,14 @@ namespace IM_API.Services
 
         public async Task<UploadTask> UploadSmallFileAsync(Stream stream, string fileName, string fileType, long size, string hash)
         {
+            var request = _httpContext.HttpContext?.Request;
+            var baseUrl = $"{request.Scheme}://{request.Host}";
             var taskOld = await _uploadTaskService.GetTaskAsync(hash);
-
-            if (taskOld is not null) return taskOld;
+            if (taskOld is not null) {
+                taskOld.Url = UrlTools.GetFullUrl(taskOld.ObjectName, ProviderName, baseUrl);
+                return taskOld;
+            }
+            
 
             var userId = _httpContext.HttpContext?.User.FindFirstValue(ClaimTypes.NameIdentifier);
             var objectname = ObjectNameGenerator.Generate(new ObjectNameContext
@@ -184,6 +189,7 @@ namespace IM_API.Services
                 FileSize = size,
                 Id = Guid.NewGuid(),
                 ObjectName = objectname,
+                Url = UrlTools.GetFullUrl(objectname, ProviderName, baseUrl),
                 ProviderUploadId = Guid.NewGuid().ToString(),
                 Status = UploadStatus.Completed,
                 StorageProvider = ProviderName,