Optimize viewer shaders and camera controls; sample GPU profiles asynchronously

Amp-Thread-ID: https://ampcode.com/threads/T-01a0b382-1e79-712b-abd1-d29201c9bb5e
Co-authored-by: Heaust Azure <heaust.azure@gmail.com>

core/package.json

@@ -4,5 +4,13 @@
   "description": "Rust/WASM render data and render graph core",
   "type": "module",
   "exports": "./index.js",
-  "files": ["index.js", "worker.js", "pkg"]
+  "scripts": {
+    "test": "node --test profile.test.js"
+  },
+  "files": [
+    "index.js",
+    "worker.js",
+    "profile.js",
+    "pkg"
+  ]
 }