Add timezone awareness to the history time picker, similar to Datadog's UTC selector.
- Display current timezone in the time picker dropdown
- Option to switch between local time and UTC
- Persist preference (localStorage or config)
- Show timezone indicator on the trigger button
Reference: Datadog shows "UTC-05:00 (America/Chicago)" with a toggle.
Add timezone awareness to the history time picker, similar to Datadog's UTC selector.
Reference: Datadog shows "UTC-05:00 (America/Chicago)" with a toggle.