File Upload with Url retrieval using AWS S3

AwsExtensions.cs

 public static class AwsExtensions
    {
        
        public static string Upload(this AmazonS3 client,UploadImageRequest request)
        {
            var uploadRequest = new PutObjectRequest { InputStream = request.Image };

            uploadRequest.WithBucketName(request.Bucket).WithKey(request.FileIdentifier);
            var response = client.PutObject(uploadRequest);

            return GetUrl(client, request);
        }

        public static string GetUrl(this AmazonS3 client, UploadImageRequest request)
        {
            var urlRequest = new GetPreSignedUrlRequest()
                .WithBucketName(request.Bucket)
                .WithKey(request.FileIdentifier)
                .WithProtocol(Protocol.HTTP)
                .WithExpires(DateTime.Now.AddMinutes(30));

            return client.GetPreSignedURL(urlRequest);
        }
    }