логика выделена в отдельный набор классов

package.json

@@ -7,7 +7,8 @@
     "dev": "vite",
     "build": "tsc -b && vite build",
     "lint": "oxlint",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "sim": "tsx scripts/simulate.ts"
   },
   "dependencies": {
     "break_eternity.js": "^2.1.3",
@@ -22,6 +23,7 @@
     "@types/react-dom": "^19.2.4",
     "@vitejs/plugin-react": "^6.1.0",
     "oxlint": "^1.79.0",
+    "tsx": "^4.23.13",
     "typescript": "~6.0.2",
     "vite": "^8.2.2"
   }