v4.2.0a2

4.2.0a2

(Full Changelog)

New features added

• Implement Workspaces GUI #15946 (@krassowski)
• Reopen recently opened/closed files and modal navigation #15483 (@krassowski)

Enhancements made

• Allow setting ServerConnection.appendToken via PageConfig #16022 (@minrk)
• Update CodeMirror and lezer packages #15987 (@krassowski)
• Re-organise the kernel tree in sidebar #15845 (@krassowski)
• Set fallback for material css properties #15371 (@fcollonval)

Bugs fixed

• Preventing changing cell type when input is pending to avoid kernel deadlock #16032 (@krassowski)
• Fix inconsistent header state by specifying header node #16026 (@erkin98)
• Fix windowed notebook and ToC getting broken on reloading from disk #16013 (@krassowski)
• Fix scrolling on editor interactions when active cell is out of view in windowed mode #16006 (@krassowski)
• Fix manager isDisposed is not set #15997 (@fcollonval)
• Long items should not wrap #15844 (@mdietz94)

Maintenance and upkeep improvements

• Update mock package dependencies #16041 (@jtpio)
• Adjust search test assertion to allow both Node 18 and 20+ #16024 (@krassowski)
• Bump ydoc in dev-mode #16018 (@trungleduc)
• Fix ServerApp.token deprecation warnings #16011 (@jtpio)
• Remove whatwg-fetch polyfill #16000 (@jtpio)
• Update to Node 20 #15996 (@jtpio)
• Add devcontainer #15909 (@fcollonval)
• Print out incompatibility errors for "outdated" extensions on --verbose #15905 (@krassowski)
• Bump the actions group with 5 updates #15893 (@dependabot)

Documentation improvements

• Remove whatwg-fetch polyfill #16000 (@jtpio)
• Update to Node 20 #15996 (@jtpio)
• Update CodeMirror and lezer packages #15987 (@krassowski)
• Implement Workspaces GUI #15946 (@krassowski)
• Add devcontainer #15909 (@fcollonval)
• Reopen recently opened/closed files and modal navigation #15483 (@krassowski)

Contributors to this release

(GitHub contributors page for this release)

@brichet | @dependabot | @erkin98 | @fcollonval | @github-actions | @JasonWeill | @jtpio | @jupyterlab-probot | @krassowski | @mdietz94 | @Mehak261124 | @minrk | @RRosio | @trungleduc | @welcome