chore: migrate AV Tools to LocalToolBox

CHANGELOG.md

@@ -3,6 +3,17 @@
 All notable changes to av-tools are documented here. The project follows
 semantic versioning once a first release is legally publishable.
 
+## 0.2.1 — 2026-07-27
+
+- Move the canonical source, manifest schema links, and package registry from
+  the personal `zemion` namespace to the `lotobo` (LocalToolBox) Gitea
+  organization.
+- Upgrade the Toolbox contract, React shell, and validation testkit to 0.2.3,
+  republished from the organization-owned registry without functional shell
+  changes.
+- Replace the generic starter favicon with original add·ideas
+  audio/video file artwork.
+
 ## 0.2.0 — 2026-07-27
 
 - Allow recognized local audio/video to begin native browser playback while