use drafting module instead of custom todo

lib/todos.typ

@@ -1,5 +1,28 @@
-#let todo-list = state("todo-list",())
+#import "@preview/drafting:0.2.2": inline-note, note-outline, margin-note
+
 #let show-todos = state("show-todos", true)
+#let show-notes = state("show-notes", true)
+
+#let todo(color: red, content) = context {
+  if show-todos.get() {
+    inline-note(par-break: false, stroke: (paint: color, dash: "dashed"))[#text(fill: color)[TODO]: #content]
+  }
+}
+
+#let todos() = context {
+  if show-todos.get()  or show-notes.get() {
+    note-outline()
+  }
+}
+
+#let note(body, dy: auto, ..kwargs) = context {
+  if show-notes.get() {
+    margin-note(body, dy: dy, ..kwargs)
+  }
+}
+
+/*
+#let todo-list = state("todo-list",())
 
 #let todo(color: red, content) = context {
   if show-todos.get() {
@@ -43,3 +66,4 @@
     }
   }
 }
+*/