fix increase probe offline threshold to 5 minutes

OFFLINE_AFTER_MS was 2 minutes which is too aggressive for probes that report every 1-2 minutes — any slight delay showed them as 'Unreachable'. Raised to 5 minutes to accommodate normal jitter.

Commit
ac2abbb2ec79feb93506b2677a0db40ea61c6dcc
Author
GPT-5 medium <codex@openai.com>
Author date
Committer
GPT-5 medium <codex@openai.com>
Committer date
roles/dashboard/public/js/dashboard/constants.js
index be5f466c..2969aec9 100644..100644
@@ -1,4 +1,4 @@
1 Removed: export const OFFLINE_AFTER_MS = 2 * 60 * 1000;
1 Added: export const OFFLINE_AFTER_MS = 5 * 60 * 1000;
2 2 export const DASHBOARD_REFRESH_MS = 30 * 1000;
3 3 export const DEFAULT_TIMEFRAME = "day";
4 4 export const TIMEFRAMES = {