App data refresh staleness

Rule handbook metadata

Rule: DET.APP.DATA_REFRESH_STALENESS · lane deterministic
Page status: current
page_version: 268202638f60f253de828d7b163dff295fde0ae7be0a9165df0b10cecab870a4
generated_at: 2026-08-13T02:31:57.010Z
registry_fingerprint: aef1de6082cf0f50d463783c843dee0ffb9132fbd5ed4ea6e5bb3f031f359c72

How this rule is fixed

Pilot deterministic fixer: plan_only · harness mode live_scenario · verify live_scenario.

See fixer module for plan_only in lib/ux-deterministic-fixers/.

Detection module: docs/design/ux-audit/deterministic-design-rules.md#det-app-data-refresh-staleness. Scroll down for Before / After examples and Evidence and remediation steps.

Purpose

Data-heavy app screens show freshness/last updated, fetch failed/stale state, and refresh action where applicable.

Evidence and remediation

Run tools/website-ux-auditor/auditor-tests/invoke-det-ruleset-harness.sh --only-rule DET.APP.DATA_REFRESH_STALENESS. Implementation: tools/website-ux-auditor/design-rules/deterministic/generated/det-app-data-refresh-staleness.check.js.