review fixes: package exports, hit-test safety, draw-text signature

org/dialog.org

@@ -309,14 +309,7 @@ Remove a toast from the list.
    #:toast-variant
    #:render-toast
    #:dismiss-toast
-   #:*toasts*
-   ;; Tests
-   #:dialog-create
-   #:dialog-size-small
-   #:dialog-size-medium
-   #:dialog-push-pop
-   #:toast-create
-   #:toast-dismiss))
+   #:*toasts*))
 #+END_SRC
 
 #+BEGIN_SRC lisp :tangle ../src/components/dialog.lisp :noweb no