chore: align repo health checks and docs

package.json

@@ -14,12 +14,11 @@
     "format": "prettier --write .",
     "format:check": "prettier --check .",
     "preview": "vite preview",
-    "typecheck": "tsc --noEmit"
+    "typecheck": "tsc -b"
   },
   "dependencies": {
     "@react-three/drei": "^10.7.7",
     "@react-three/fiber": "^9.6.0",
-    "@react-three/postprocessing": "^3.0.4",
     "@react-three/rapier": "^2.2.0",
     "@tanstack/react-router": "^1.168.25",
     "gsap": "^3.15.0",