add some date handling

web/package.json

@@ -14,6 +14,8 @@
     "@graphql-codegen/client-preset": "^4.2.5",
     "@parcel/watcher": "^2.4.1",
     "@urql/next": "^1.1.1",
+    "date-fns": "^3.6.0",
+    "date-fns-tz": "^3.1.3",
     "graphql": "^16.8.1",
     "next": "14.2.3",
     "react": "^18",