Bug Fixes
- CLI: Fix sb add / mdx-gfm for addons with non-serializable values #21731
- CSF-plugin: Fix sourcemaps #21704
- React: Fix TS docgen for Functional Components #21693
- TypeScript: Add previewMainTemplate option to StorybookConfig #21620
- UI: Fix titles for addons/controls/panel tabs to support render fns and JSX elements #21650
- UI: Fix active state for menu iconbutton #21666
- CLI: Update renderer templates to provide correct typescript examples #21647
- Composition: Fix various CORS issues #21682
- Composition: Fix version switcher #21621
Dependency Upgrades
- Pin rollup version to 3.19.1 #21723