(define-module (run)
  #:use-module (oop goops)
  ;;
  #:use-module (use)
  #:export (main))

(define-class <notation> ()
   (music #:init-form (make <music-document>)))

(define-class <run-app> ()
  (notation #:init-value (make <notation>)))

(define (main)
  (format #t "hello\n"))

(main)