From 04a775b58a2e0272d294b4e6f2c7b1f4aed794cb Mon Sep 17 00:00:00 2001
From: Vance Ingalls <vance@heygen.com>
Date: Fri, 19 Jun 2026 01:34:56 -0700
Subject: [PATCH] feat(studio): slideshow branching editor panel UI (#1592)
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* feat(player): slideshow controller state machine

Stack-split from the original ss-player PR (#1581): the SlideshowController
state machine (stack-based slide/fragment/branch navigation) and its tests.
The <hyperframes-slideshow> web component follows in the next PR.

* feat(player): <hyperframes-slideshow> web component + presenter

Stack-split from the original ss-player PR (#1581): the <hyperframes-slideshow>
custom element (wraps <hyperframes-player>, drives the controller),
presenter/audience BroadcastChannel sync, nav chrome, and the player scenes hook.

* feat(studio): slideshow manifest persistence + panel helpers

Stack-split from the original ss-studio PR (#1582): the data layer —
setSlideshowManifest, the useSlideshowPersist hook, and panel helpers.
The editor panel UI follows in the next PR.

* feat(studio): slideshow branching editor panel UI

Stack-split from the original ss-studio PR (#1582): the SlideshowPanel /
SlideshowSubPanels editor UI, right-panel wiring, and app integration.