Answer architecture round 1: the read-once check back at link over uses from the compiled arms, every link step taking its inputs as arguments in link.go, a record column holding its name and datatype, and items 104 to 106 dropped from the plan with the decisions citing them reworded

data.go

@@ -136,7 +136,7 @@ func categoryBinding(sites []categorySite, root map[string]node) binding {
 			if err := linkTables(sites); err != nil {
 				return err
 			}
-			return linkRefs(sites, root)
+			return linkCategories(sites, root)
 		},
 	}
 }