fix формул

package.json

@@ -8,7 +8,9 @@
     "build": "tsc && vite build",
     "lint": "eslint src --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
     "preview": "vite preview",
-    "format": "prettier --write ."
+    "format": "prettier --write .",
+    "test": "vitest run",
+    "test:watch": "vitest"
   },
   "dependencies": {
     "@dnd-kit/core": "^6.3.1",
@@ -81,6 +83,7 @@
     "tailwindcss": "^3.3.2",
     "ts-prune": "^0.10.3",
     "typescript": "^4.4.4",
-    "vite": "^4.3.9"
+    "vite": "^4.3.9",
+    "vitest": "^4.1.1"
   }
 }