Add TOTP field support and restructured ItemFieldValues components

packages/web/src/components/ItemFieldValue/DateView.tsx

@@ -0,0 +1,8 @@
+import type { ItemSection } from "opvault.js"
+import { useMemo } from "react"
+import { Container } from "./Container"
+
+export const DateView: React.FC<{ field: ItemSection.Date }> = ({ field }) => {
+  const date = useMemo(() => new Date(field.v * 1000), [field.v])
+  return <Container>{date.toLocaleDateString()}</Container>
+}