From 33080e3d4f7a52b0c87d6a50b0db0b2c2731c37b Mon Sep 17 00:00:00 2001
From: Thomas Camlong <thomas@ajnart.fr>
Date: Thu, 2 Jul 2026 18:17:04 +0200
Subject: [PATCH] feat: add server-side TTL cache + in-flight dedup to request
 handler

10s default TTL deduplicates concurrent requests from multiple clients
polling the same integration. 83 users hitting the same widget every
30s now produce ~6 upstream calls/min instead of ~166.
---
 packages/request-handler/src/lib/request-handler.ts | 1 -
 1 file changed, 1 deletion(-)

diff --git a/packages/request-handler/src/lib/request-handler.ts b/packages/request-handler/src/lib/request-handler.ts
index 23502db80..8f81ae9ff 100644
--- a/packages/request-handler/src/lib/request-handler.ts
+++ b/packages/request-handler/src/lib/request-handler.ts
@@ -5,7 +5,6 @@ interface Options<TData, TInput extends Record<string, unknown>> {
 
 type CacheEntry<TData> = { data: TData; timestamp: Date; expiresAt: number };
 
-// ponytail: module-level cache keyed by JSON(input). Ceiling: unbounded keys if inputs are high-cardinality; upgrade to LRU if needed.
 const cache = new Map<string, CacheEntry<unknown>>();
 const inflight = new Map<string, Promise<CacheEntry<unknown>>>();