From 1cd04aaf458b64ac32856bc8d6a7ef0af3e757f7 Mon Sep 17 00:00:00 2001
From: Thomas Camlong <thomas@ajnart.fr>
Date: Sat, 27 Jun 2026 12:24:45 +0200
Subject: [PATCH] fix: cache update checker responses for 30 minutes

GitHub API has strict rate limits; avoid hitting it on every poll.
---
 packages/request-handler/src/update-checker.ts | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/packages/request-handler/src/update-checker.ts b/packages/request-handler/src/update-checker.ts
index 442fb41f8..dc3ee18b8 100644
--- a/packages/request-handler/src/update-checker.ts
+++ b/packages/request-handler/src/update-checker.ts
@@ -11,11 +11,17 @@ import packageJson from "../../../package.json";
 
 const logger = createLogger({ module: "updateCheckerRequestHandler" });
 
+const CACHE_TTL_MS = 30 * 60 * 1000;
+let cached: { data: Update[]; expiresAt: number } | null = null;
+
 export const updateCheckerRequestHandler = createRequestHandler({
   async requestAsync(_) {
-    return {
-      availableUpdates: await getAvailableUpdatesAsync(packageJson.version),
-    };
+    if (cached && Date.now() < cached.expiresAt) {
+      return { availableUpdates: cached.data };
+    }
+    const availableUpdates = await getAvailableUpdatesAsync(packageJson.version);
+    cached = { data: availableUpdates, expiresAt: Date.now() + CACHE_TTL_MS };
+    return { availableUpdates };
   },
 });