public async Task <IActionResult> GetInspectionImageAsync(int id) { string imageFileName = await _inspectionService.GetImageFileNameAsync(id, HttpContext.RequestAborted).ConfigureAwait(false); if (imageFileName == null) { return(NotFound()); } string imageFilePath = Path.Join(_storageOptions.Value.ImageUploadsDirectoryPath, imageFileName); var fileInfo = new FileInfo(imageFilePath); if (!fileInfo.Exists) { return(NotFound()); } string contentType = new FileExtensionContentTypeProvider().TryGetContentType(imageFilePath, out string result) ? result : "application/octet-stream"; FileStream fileStream = fileInfo.OpenRead(); return(File(fileStream, contentType, true)); }