master
[AppBar] Convert to support CSS extraction (#41247)
[material-ui] Change React.ReactElement<any> to React.ReactElement<unknown> (#43402)
Bump babel (#43675)
[material-ui][docs] Update <ListItem button/> to ListItemButton in demos (#40564)
[code-infra] Remove React import requirement for jsx (#47146)
[material-ui][system] Remove deprecated system props from Box, Stack, Typography (#48072)
[core] Remove unnecessary Box (#38461)
[docs] Migrate content to the new location (#30757)
[docs] Migrate system props to `sx` prop (#42475)
[code-infra] Setup workflow to publish internal packages (#47952)