add missing node dependency

Author: hanneskt

.gitignore

@@ -23,6 +23,8 @@
 public/system/products
 public/system/users
 
+public/packs
+
 # Asset compilation artifacts
 /app/assets/builds/*
 !/app/assets/builds/.keep

package-lock.json

@@ -7,6 +7,7 @@
     "@rails/ujs": "^7.1.3-4",
     "chart.js": "^4.5.1",
     "chartkick": "^5.0.1",
+    "date-fns": "^4.1.0",
     "esbuild": "^0.27.2",
     "mqtt": "^5.14.1",
     "petite-vue": "^0.4.1",