Rebuild core around render graph AST and shared memory

Amp-Thread-ID: https://ampcode.com/threads/T-01a01380-b478-77d0-84a0-102880a5c5ae
Co-authored-by: Heaust Azure <heaust.azure@gmail.com>

examples/cookbook/03-fluent-builder.js

@@ -0,0 +1,12 @@
+import { RenderGraph, ref } from "@yawn/render-graph-js";
+
+/** Build the same sort of DAG with the small mutable authoring facade. */
+export function fluentGraphExample() {
+  return new RenderGraph("fluent_graph", 1)
+    .node("source", "and", { version: 2 })
+    .node("consumer", "not", {
+      version: 1,
+      inputs: { operand: [ref("source", "value")] },
+    })
+    .ast();
+}