🎉 initial commit

src/lib/datetime.ts

@@ -0,0 +1,4 @@
+export function formatDateTimeLocal(date: Date) {
+  const pad = (n: number) => String(n).padStart(2, '0')
+  return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}T${pad(date.getHours())}:${pad(date.getMinutes())}`
+}