From 7e69a9111b0114832dcb70970f5666cc6243d96e Mon Sep 17 00:00:00 2001
From: Dallin Romney <dallinromney@gmail.com>
Date: Mon, 24 Aug 2026 16:06:00 -0700
Subject: [PATCH] qa: retain required Slack history timestamps

---
 .../qa-lab/src/live-transports/slack/slack-live.observations.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extensions/qa-lab/src/live-transports/slack/slack-live.observations.ts b/extensions/qa-lab/src/live-transports/slack/slack-live.observations.ts
index 19bb7e642dd7..67533edd6c18 100644
--- a/extensions/qa-lab/src/live-transports/slack/slack-live.observations.ts
+++ b/extensions/qa-lab/src/live-transports/slack/slack-live.observations.ts
@@ -71,7 +71,7 @@ export async function listSlackMessages(params: {
   client: WebClient;
   oldestTs: string;
 }) {
-  const messages: SlackMessage[] = [];
+  const messages: NonNullable<ReturnType<typeof slackHistorySchema.parse>["messages"]> = [];
   let cursor: string | undefined;
   for (let page = 0; page < SLACK_QA_CHANNEL_HISTORY_MAX_PAGES; page += 1) {
     const history = slackHistorySchema.parse(