Implemented 2D visualization for notes using Vue Flow

node_modules/d3-selection/src/selectAll.js

@@ -0,0 +1,8 @@
+import array from "./array.js";
+import {Selection, root} from "./selection/index.js";
+
+export default function(selector) {
+  return typeof selector === "string"
+      ? new Selection([document.querySelectorAll(selector)], [document.documentElement])
+      : new Selection([array(selector)], root);
+}