v4.13.0

Synced Codex Light marketplace payload from oh-my-openagent v4.13.0.

Highlights:

• Ships the v4.13.0 omo Codex marketplace plugin metadata and component bundle.
• Includes Ultimate Browsing / Insane Search shared skills and Ultraresearch verification-gate updates.
• Updates Codex CodeGraph, Team Mode, LazyCodex install/update, and stability hardening from the v4.13.0 release.