diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3390c42..bcc5aa5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ Follows [Keep a Changelog](https://keepachangelog.com/en/1.0.0/) · versioned wi
## [Unreleased]
### Changed
+- **Combined-library namespace migration.** Production books/plays, Rehearser and Reader handoffs, and cast integration
+ now use a private scope with explicit compatibility exports and a `window.TTVC.library` API.
- **Engine support namespace migration.** ElevenLabs browser state, custom engine cards, and local-container discovery
now use a private scope with explicit compatibility exports and a `window.TTVC.engines` API.
- **Routing namespace migration.** Route configuration, sound selection, speed previews, routing tests, and routing-log
diff --git a/VERSION b/VERSION
index 5297a1a..20cf08d 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.24.79
+1.24.80
diff --git a/docs/ARCHITECTURE.md b/docs/ARCHITECTURE.md
index 8bf824c..dbabd9d 100644
--- a/docs/ARCHITECTURE.md
+++ b/docs/ARCHITECTURE.md
@@ -69,6 +69,7 @@ Done incrementally as global-scope ordered files (no ES-module change needed)
- ✅ Voice-source discovery and import helpers use a private scope with explicit source-list/import compatibility exports.
- ✅ TTS routing configuration and routing-log UI use a private scope with live route/sound compatibility accessors.
- ✅ Engine browser, custom-card, and local-container helpers use a private scope with an explicit namespace API.
+- ✅ Combined library production rendering and Reader/Rehearser handoffs use a private scope with an explicit namespace API.
- ✅ `static/css/resource-diagnostics.css` — isolated Performance/resource diagnostic panel styles.
- ✅ `static/css/background-jobs.css` — isolated background-job history and retry-panel styles.
- ✅ `static/css/voice-design.css` — isolated Voice Design form, samples, and preview-match styles.
diff --git a/static/index.html b/static/index.html
index e6ce042..6b3eb03 100644
--- a/static/index.html
+++ b/static/index.html
@@ -10,7 +10,7 @@
-
+
@@ -27,12 +27,12 @@
-
-
-
-
-
-
+
+
+
+
+
+
@@ -397,7 +397,7 @@ window.toggleNavTree = function(treeId, chevronId) {
-
+