Yes - we are in the process of gearing up to do exactly what you have just done.
We have access to a mini-digger so could dig the required trenches but it is a major piece of work
I did mention to OH last night that maybe we could just put slabs all round the perimeter but we have got about 350m to do
We are going to have a trial run this weekend and see just what a nauze it is.
I have to say that your fence looks beautiful. The exact archetype of what we are hoping to achieve. It's an inspiration