v9.0.0-alpha.3

A big thanks to the 10 contributors who made this release possible. Here are some highlights ✨:

• 📖 A new Menubar component page integrated with Base UI
• ♿️ Improved the Roving TabIndex keyboard navigation for the Stepper, Tabs and MenuList components.

@mui/material@9.0.0-alpha.3

Breaking Changes

• [stepper][menulist][tabs] Improve accessibility (#47687) @silviuaavram

Changes

• [autocomplete] Add root slot (#47852) @GerardasB
• [autocomplete] Fix popup reopening on window focus regain with openOnFocus (#47790) @aman44444
• [autocomplete] Support full slots for clearIndicator and popupIndicator (#47891) @silviuaavram
• [material-ui] Partially revert "[material-ui] Clean up duplicated CSS rules (#47838)" (#47927) @sai6855

Docs

• [docs][codemod] Add v7 migration docs for deprecated Autocomplete APIs and Autocomplete codemod (#47945) @ZeeshanTamboli
• [docs] Update faq about vendor chunks (#47747) @Janpot
• [docs] Use direct palette vars in Tailwind v4 snippet (#47940) @Ahmad-Alaziz
• [docs][menubar] Add Menubar component page (#47616) @siriwatknp

Core

• [core] Fix the release prepare steps (#47951) @silviuaavram
• [core] Remove Joy UI code and docs (#47939) @mnajdova
• [code-infra] Add previously missed export of themeCssVarsAugmentation (#47918) @brijeshb42
• [docs-infra] Import font module for nextjs transpilation (#47935) @brijeshb42
• [docs-infra] Migrate simpler modules from docs to mui-docs (#47897) @brijeshb42
• [test] Fix detached anchorEl elements in tests (#47929) @Janpot

All contributors of this release in alphabetical order: @Ahmad-Alaziz, @aman44444, @brijeshb42, @GerardasB, @Janpot, @mnajdova, @sai6855, @silviuaavram, @siriwatknp, @ZeeshanTamboli