Looks like a great project and not costing too much the way you are doing it. The only thing I would add is grapes.
When I see walls and fences I see grape vines. It looks like a firm concrete block wall there, that posts can be put into to support grape vines.
Another bonus is being able to be able to start cleanly with the new drip irrigation
Zands what are your top 5 elite tier grapes...eating grapes***
I am more familiar with muscadine grapes that grow here but
My prejudice is towards dark grapes with seeds. Concord is very good...used to get those from a neighbors back yard. Muscat grapes are good though greenish....a delicacy for some
I don't like seedless green grapes but might be good to grow for children and those who refuse to deal with grape seeds
Summary--- Dark dark dark grapes, purple black what have you/ Maybe a dark red grape for variety and even a seedless one of those. Red grapes look great so they nice to grow just to get people excited
If I planted 5 grape vines in California only one would be seedless grapes and one red for visual appeal. You could grow seedless red
Dark purple-black grapes always seem to be the sweetest in supermarkets
As it is I grow zero seedless grapes since all my grapes are southern muscadine