Codegen: Fix mudball gen (#60812)

* Codegen: Fix mudball gen

* Fix Go build tags annotations

Makefile

@@ -68,7 +68,7 @@ gen-cue: ## Do all CUE/Thema code generation
 	@echo "generate code from .cue files"
 	go generate ./pkg/plugins/plugindef
 	go generate ./kinds/gen.go
-	go generate ./pkg/framework/coremodel
+	go generate ./pkg/framework/coremodel/gen.go
 	go generate ./public/app/plugins/gen.go
 	go generate ./pkg/kindsys/report.go
 

pkg/framework/coremodel/gen.go

@@ -1,7 +1,8 @@
-// go:build ignore
 //go:build ignore
 // +build ignore
 
+//go:generate go run gen.go
+
 package main
 
 import (
@@ -40,6 +41,7 @@ func main() {
 		fmt.Fprintf(os.Stderr, "coremodel code generator does not currently accept any arguments\n, got %q", os.Args)
 		os.Exit(1)
 	}
+
 	wd := gcgen.NewWriteDiffer()
 
 	// TODO generating these is here temporarily until we make a more permanent home