fix(rates): reduce cache TTL, expose fallback header and show stale data warning

2026-03-09 18:17:01 +01:00
parent 1f86a5ead4
commit 10493826bf
4 changed files with 31 additions and 6 deletions
--- a/lib/server/rates-cache.ts
+++ b/lib/server/rates-cache.ts
@@ -1,9 +1,9 @@
 import { fetchUnifiedRates } from "@/lib/api/normalize";
 import type { RatesResponse } from "@/lib/rates";

-export const RATES_CACHE_TTL_MS = 300_000;
+export const RATES_CACHE_TTL_MS = 60_000;
 export const RATES_CACHE_CONTROL_VALUE =
-  "s-maxage=300, stale-while-revalidate=1800";
+  "s-maxage=60, stale-while-revalidate=600";

 let cachedRates: RatesResponse | null = null;
 let cacheTimestamp = 0;