private void buttonNext_Click(object sender, EventArgs e)
        {
            if (photoNumber + 1 >= 5)
            {
                return;
            }
            if (photoSlider == null)
            {
                return;
            }

            photoNumber++;
            labelPhotoNumber.Text = $"{photoNumber + 1}/5";

            if (photoSlider[photoNumber] != null)
            {
                pictureBoxSlider.Image = ImageManip.ByteArrayToImage(photoSlider[photoNumber]);
            }
            else
            {
                Image img = Image.FromFile(noImagePath);
                img = ImageManip.ResizeImage(img, new Size(400, 240));
                pictureBoxSlider.Image = img;
            }
        }
        private void buttonAddProfilePhoto_Click(object sender, EventArgs e)
        {
            Image          profilePhoto = null;
            OpenFileDialog ofd          = new OpenFileDialog();

            ofd.Title       = "Select profile photo";
            ofd.Filter      = "JPG|*.jpg|PNG|*.png";
            ofd.Multiselect = false;
            if (ofd.ShowDialog() == DialogResult.OK)
            {
                profilePhoto = Image.FromFile(ofd.FileName);
                profilePhoto = ImageManip.ResizeImage(profilePhoto, new Size(200, 220));
            }

            profilePhotoByteArr          = ImageManip.ImageToByteArray(profilePhoto);
            pictureBoxProfilePhoto.Image = profilePhoto;
        }