Automation should respect local timezone

Discussed in https://github.com/openai/codex/discussions/11142

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^{Originally posted by lawgimenez February 8, 2026}
Currently when I set an automation, it won't respect my local timezone (GMT+8), but instead I believe it is set to Pacific.

When I set it every 7AM Monday, my timezone

<img width="591" height="667" alt="Screenshot 2026-02-09 at 11 45 40 AM" src="https://github.com/user-attachments/assets/49198140-b468-4e8d-ba9d-a467175329eb" />

It will set to 20 hours from now, which I expected it to be next week because 7AM Monday has already elapsed right now on my timezone.

<img width="414" height="43" alt="Screenshot 2026-02-09 at 11 45 51 AM" src="https://github.com/user-attachments/assets/b73c977d-b061-445a-bd06-968b6bae433c" />
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