Modal Bootstrap-始终删除最后一个图像，而不是我想要的所选图像

Question

在我正在开发的站点中，我想删除选定的图像，但是它总是删除最后一个图像，而不是选定的图像。有人可以解决这个问题吗？谢谢！

此链接中的所有代码

https://pastebin.com/tpQnMwfY

<div class="col-sm-6 col-md-4 col-lg-2">
    <br>
    <div id="imagem_galeria"><a class="fancybox" href="upload/bairro_galeria/<?php echo $row['imagee']; ?>" data-fancybox-group="gallery"><img src="upload/bairro_galeria/<?php echo $row['imagee']; ?>" class="image-responsive"></a></div>
    <br>
    <div class="row">
        <div class="col-sm-6" align="right"><a href="admin_bairro_galeria_editar?update_id=<?php echo $row['id']; ?>" class="btn btn-warning btn-sm custom-btn" >Editar</a></div>
            <div class="col-sm-6" ><a href="#exampleModal2" class="btn btn-danger btn-sm custom-btn" data-toggle="modal">Eliminar</a>
                <div class="modal fade" id="exampleModal2" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
                <div class="modal-dialog" role="document">
                    <div class="modal-content">
                    <div class="modal-header">
                        <h5 class="modal-title" id="exampleModalLabel">Pretende mesmo eliminar?</h5>
                        <button type="button" class="close" data-dismiss="modal" aria-label="Close">
                            <span aria-hidden="true">&times;</span>
                        </button>
                    </div>
                    <div class="modal-footer">
                        <button type="button" class="btn btn-warning custom-btn" data-dismiss="modal">Cancelar</button>
                        <a href="?delete_id2=<?php echo $row['id']; ?>" class="btn btn-danger custom-btn" >Eliminar</a>
                    </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <br>
    <br>
</div>