Retire layer paths used throughout the code (#1531)

* Part 1

* Part 2

* Part 3

* Part 4

* Part 5

* Part 6

* Part 7

* Part 8

node-graph/compilation-client/src/main.rs

@@ -66,7 +66,7 @@ fn add_network() -> NodeNetwork {
 		}]
 		.into_iter()
 		.enumerate()
-		.map(|(i, n)| (i as u64, n))
+		.map(|(id, node)| (id as NodeId, node))
 		.collect(),
 	}
 }