refactor: redesign render graph nodes

Amp-Thread-ID: https://ampcode.com/threads/T-019f9d91-77c1-7206-a60f-ed6554ce92ab

Co-authored-by: Heaust Azure <heaust.azure@gmail.com>

static/render-graph/add-node-menu.js

@@ -3,8 +3,9 @@ import { semanticCatalog } from "./catalog.js";
 const GROUPS = Object.freeze([
   ["source", "Source"],
   ["compute", "Compute"],
+  ["cpu_preparation", "CPU preparation"],
   ["render", "Render / post"],
-  ["present", "Present"],
+  ["frame", "Frame"],
 ]);
 
 const title = (typeId) => typeId.replaceAll("_", " ");