Jupyterlab

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.4.0...d8d94b351da08181d4d5e0493539c0eb082a1516))

Enhancements made

- Setting to use the advanced setting editor for the settings [12466](https://github.com/jupyterlab/jupyterlab/pull/12466) ([echarles](https://github.com/echarles))

Bugs fixed

- Allow users to yarn link jupyterlab/builder [12533](https://github.com/jupyterlab/jupyterlab/pull/12533) ([ajbozarth](https://github.com/ajbozarth))
- Get Auto Close Brackets working consistently in Consoles [12508](https://github.com/jupyterlab/jupyterlab/pull/12508) ([Jessie-Newman](https://github.com/Jessie-Newman))
- Handled new dialog creation with no buttons [12496](https://github.com/jupyterlab/jupyterlab/pull/12496) ([Jnnamchi](https://github.com/Jnnamchi))
- Handle missing `preferredPath` from the page config [12521](https://github.com/jupyterlab/jupyterlab/pull/12521) ([jtpio](https://github.com/jtpio))

Maintenance and upkeep improvements

- Add cell-toolbar to CI and labeler [12555](https://github.com/jupyterlab/jupyterlab/pull/12555) ([fcollonval](https://github.com/fcollonval))
- Allow bot PRs to be automatically labeled [12509](https://github.com/jupyterlab/jupyterlab/pull/12509) ([blink1073](https://github.com/blink1073))

Contributors to this release

([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab/graphs/contributors?from=2022-05-03&to=2022-05-12&type=c))

[ajbozarth](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aajbozarth+updated%3A2022-05-03..2022-05-12&type=Issues) | [echarles](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aecharles+updated%3A2022-05-03..2022-05-12&type=Issues) | [fcollonval](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Afcollonval+updated%3A2022-05-03..2022-05-12&type=Issues) | [github-actions](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agithub-actions+updated%3A2022-05-03..2022-05-12&type=Issues) | [jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajtpio+updated%3A2022-05-03..2022-05-12&type=Issues) | [jupyterlab-probot](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajupyterlab-probot+updated%3A2022-05-03..2022-05-12&type=Issues) | [meeseeksmachine](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksmachine+updated%3A2022-05-03..2022-05-12&type=Issues) | [welcome](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Awelcome+updated%3A2022-05-03..2022-05-12&type=Issues)

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.3.4...06e043de7cc211e360711fd042b6b474e9b0037b))

Enhancements made

- Add ability to open settings editor to specific plugin's settings [12506](https://github.com/jupyterlab/jupyterlab/pull/12506) ([fcollonval](https://github.com/fcollonval))
- Don't sort context menu items by selector [12505](https://github.com/jupyterlab/jupyterlab/pull/12505) ([fcollonval](https://github.com/fcollonval))
- Allow downstream extension to set toolbar layout [12503](https://github.com/jupyterlab/jupyterlab/pull/12503) ([fcollonval](https://github.com/fcollonval))
- Display default value in setting editor for changed values [12468](https://github.com/jupyterlab/jupyterlab/pull/12468) ([echarles](https://github.com/echarles))
- Uses dark theme for Vega when JupyterLab theme is dark [12411](https://github.com/jupyterlab/jupyterlab/pull/12411) ([JasonWeill](https://github.com/JasonWeill))
- Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar [12028](https://github.com/jupyterlab/jupyterlab/pull/12028) ([JasonWeill](https://github.com/JasonWeill))
- Customize the file browser toolbar via the settings [12441](https://github.com/jupyterlab/jupyterlab/pull/12441) ([fcollonval](https://github.com/fcollonval))
- Wait until file browser commands are ready before activating file browser widget [12435](https://github.com/jupyterlab/jupyterlab/pull/12435) ([fcollonval](https://github.com/fcollonval))
- Add a "New Tab" button that opens the launcher [12195](https://github.com/jupyterlab/jupyterlab/pull/12195) ([ajbozarth](https://github.com/ajbozarth))
- Simplify galata import by proxying `expect` [12311](https://github.com/jupyterlab/jupyterlab/pull/12311) ([fcollonval](https://github.com/fcollonval))
- Open terminal in cwd from launcher [12250](https://github.com/jupyterlab/jupyterlab/pull/12250) ([rccern](https://github.com/rccern))
- Add support for filtering by field names in setting editor [12082](https://github.com/jupyterlab/jupyterlab/pull/12082) ([marthacryan](https://github.com/marthacryan))
- Use transform to quickly switch between tabs. [11074](https://github.com/jupyterlab/jupyterlab/pull/11074) ([fcollonval](https://github.com/fcollonval))
- Pop up select kernel dialog when run a cell without kernel [12379](https://github.com/jupyterlab/jupyterlab/pull/12379) ([a3626a](https://github.com/a3626a))
- Allow LauncherModel to be more extendable [12344](https://github.com/jupyterlab/jupyterlab/pull/12344) ([ajbozarth](https://github.com/ajbozarth))
- Add argument `searchText` and `replaceText` to search and replace commands [12310](https://github.com/jupyterlab/jupyterlab/pull/12310) ([fcollonval](https://github.com/fcollonval))
- Add argument line and column to codemirror go to line command [12204](https://github.com/jupyterlab/jupyterlab/pull/12204) ([fcollonval](https://github.com/fcollonval))
- Default is no virtual rendering + Relax virtual notebook rendering and ensure no structural change until rendering is completed [12258](https://github.com/jupyterlab/jupyterlab/pull/12258) ([echarles](https://github.com/echarles))

Bugs fixed

- Ensure settings editor is attached before activation [12507](https://github.com/jupyterlab/jupyterlab/pull/12507) ([fcollonval](https://github.com/fcollonval))
- Setting form editor has a formState to avoid focus lost [12470](https://github.com/jupyterlab/jupyterlab/pull/12470) ([echarles](https://github.com/echarles))
- Check if process is declared before optional chaining in makeSettings [12472](https://github.com/jupyterlab/jupyterlab/pull/12472) ([fcollonval](https://github.com/fcollonval))
- Signal should only export ISignal publicly [12471](https://github.com/jupyterlab/jupyterlab/pull/12471) ([fcollonval](https://github.com/fcollonval))
- Move cell toolbar below search document widget [12467](https://github.com/jupyterlab/jupyterlab/pull/12467) ([fcollonval](https://github.com/fcollonval))
- Use css variable for font size. [12255](https://github.com/jupyterlab/jupyterlab/pull/12255) ([Carreau](https://github.com/Carreau))

Maintenance and upkeep improvements

- Only show duplicate LabIcon warning in debug mode [12480](https://github.com/jupyterlab/jupyterlab/pull/12480) ([ajbozarth](https://github.com/ajbozarth))
- Update copyright date to 2022 in the about dialog [12474](https://github.com/jupyterlab/jupyterlab/pull/12474) ([jtpio](https://github.com/jtpio))
- Fix update snapshot for 3.4.x [12462](https://github.com/jupyterlab/jupyterlab/pull/12462) ([fcollonval](https://github.com/fcollonval))
- Update benchmark snapshots [12451](https://github.com/jupyterlab/jupyterlab/pull/12451) ([fcollonval](https://github.com/fcollonval))

Documentation improvements

- Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar [12028](https://github.com/jupyterlab/jupyterlab/pull/12028) ([JasonWeill](https://github.com/JasonWeill))
- Customize the file browser toolbar via the settings [12441](https://github.com/jupyterlab/jupyterlab/pull/12441) ([fcollonval](https://github.com/fcollonval))

Deprecated features

- Deprecate FileEditorCodeWrapper [12381](https://github.com/jupyterlab/jupyterlab/pull/12381) ([hbcarlos](https://github.com/hbcarlos))

Contributors to this release

([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab/graphs/contributors?from=2022-04-15&to=2022-05-03&type=c))

[afshin](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aafshin+updated%3A2022-04-15..2022-05-03&type=Issues) | [bollwyvl](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Abollwyvl+updated%3A2022-04-15..2022-05-03&type=Issues) | [davidbrochart](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Adavidbrochart+updated%3A2022-04-15..2022-05-03&type=Issues) | [echarles](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aecharles+updated%3A2022-04-15..2022-05-03&type=Issues) | [fcollonval](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Afcollonval+updated%3A2022-04-15..2022-05-03&type=Issues) | [gabalafou](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agabalafou+updated%3A2022-04-15..2022-05-03&type=Issues) | [github-actions](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agithub-actions+updated%3A2022-04-15..2022-05-03&type=Issues) | [jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajtpio+updated%3A2022-04-15..2022-05-03&type=Issues) | [jupyterlab-probot](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajupyterlab-probot+updated%3A2022-04-15..2022-05-03&type=Issues) | [JasonWeill](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3AJasonWeill+updated%3A2022-04-15..2022-05-03&type=Issues) | [krassowski](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Akrassowski+updated%3A2022-04-15..2022-05-03&type=Issues) | [meeseeksdev](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksdev+updated%3A2022-04-15..2022-05-03&type=Issues) | [meeseeksmachine](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksmachine+updated%3A2022-04-15..2022-05-03&type=Issues) | [welcome](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Awelcome+updated%3A2022-04-15..2022-05-03&type=Issues)

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.3.4...c394aa25d1845144ee7ebdce611ff12f8d962bb8))

Enhancements made

- Display default value in setting editor for changed values [12468](https://github.com/jupyterlab/jupyterlab/pull/12468) ([echarles](https://github.com/echarles))
- Uses dark theme for Vega when JupyterLab theme is dark [12411](https://github.com/jupyterlab/jupyterlab/pull/12411) ([JasonWeill](https://github.com/JasonWeill))
- Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar [12028](https://github.com/jupyterlab/jupyterlab/pull/12028) ([JasonWeill](https://github.com/JasonWeill))
- Customize the file browser toolbar via the settings [12441](https://github.com/jupyterlab/jupyterlab/pull/12441) ([fcollonval](https://github.com/fcollonval))
- Wait until file browser commands are ready before activating file browser widget [12435](https://github.com/jupyterlab/jupyterlab/pull/12435) ([fcollonval](https://github.com/fcollonval))
- Add a "New Tab" button that opens the launcher [12195](https://github.com/jupyterlab/jupyterlab/pull/12195) ([ajbozarth](https://github.com/ajbozarth))
- Simplify galata import by proxying `expect` [12311](https://github.com/jupyterlab/jupyterlab/pull/12311) ([fcollonval](https://github.com/fcollonval))
- Open terminal in cwd from launcher [12250](https://github.com/jupyterlab/jupyterlab/pull/12250) ([rccern](https://github.com/rccern))
- Add support for filtering by field names in setting editor [12082](https://github.com/jupyterlab/jupyterlab/pull/12082) ([marthacryan](https://github.com/marthacryan))
- Use transform to quickly switch between tabs. [11074](https://github.com/jupyterlab/jupyterlab/pull/11074) ([fcollonval](https://github.com/fcollonval))
- Pop up select kernel dialog when run a cell without kernel [12379](https://github.com/jupyterlab/jupyterlab/pull/12379) ([a3626a](https://github.com/a3626a))
- Allow LauncherModel to be more extendable [12344](https://github.com/jupyterlab/jupyterlab/pull/12344) ([ajbozarth](https://github.com/ajbozarth))
- Add argument `searchText` and `replaceText` to search and replace commands [12310](https://github.com/jupyterlab/jupyterlab/pull/12310) ([fcollonval](https://github.com/fcollonval))
- Add argument line and column to codemirror go to line command [12204](https://github.com/jupyterlab/jupyterlab/pull/12204) ([fcollonval](https://github.com/fcollonval))
- Default is no virtual rendering + Relax virtual notebook rendering and ensure no structural change until rendering is completed [12258](https://github.com/jupyterlab/jupyterlab/pull/12258) ([echarles](https://github.com/echarles))

Bugs fixed

- Check if process is declared before optional chaining in makeSettings [12472](https://github.com/jupyterlab/jupyterlab/pull/12472) ([fcollonval](https://github.com/fcollonval))
- Signal should only export ISignal publicly [12471](https://github.com/jupyterlab/jupyterlab/pull/12471) ([fcollonval](https://github.com/fcollonval))
- Move cell toolbar below search document widget [12467](https://github.com/jupyterlab/jupyterlab/pull/12467) ([fcollonval](https://github.com/fcollonval))
- Use css variable for font size. [12255](https://github.com/jupyterlab/jupyterlab/pull/12255) ([Carreau](https://github.com/Carreau))

Maintenance and upkeep improvements

- Only show duplicate LabIcon warning in debug mode [12480](https://github.com/jupyterlab/jupyterlab/pull/12480) ([ajbozarth](https://github.com/ajbozarth))
- Update copyright date to 2022 in the about dialog [12474](https://github.com/jupyterlab/jupyterlab/pull/12474) ([jtpio](https://github.com/jtpio))
- Fix update snapshot for 3.4.x [12462](https://github.com/jupyterlab/jupyterlab/pull/12462) ([fcollonval](https://github.com/fcollonval))
- Update benchmark snapshots [12451](https://github.com/jupyterlab/jupyterlab/pull/12451) ([fcollonval](https://github.com/fcollonval))

Documentation improvements

- Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar [12028](https://github.com/jupyterlab/jupyterlab/pull/12028) ([JasonWeill](https://github.com/JasonWeill))
- Customize the file browser toolbar via the settings [12441](https://github.com/jupyterlab/jupyterlab/pull/12441) ([fcollonval](https://github.com/fcollonval))

Deprecated features

- Deprecate FileEditorCodeWrapper [12381](https://github.com/jupyterlab/jupyterlab/pull/12381) ([hbcarlos](https://github.com/hbcarlos))

Contributors to this release

([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab/graphs/contributors?from=2022-04-15&to=2022-04-28&type=c))

[bollwyvl](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Abollwyvl+updated%3A2022-04-15..2022-04-28&type=Issues) | [davidbrochart](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Adavidbrochart+updated%3A2022-04-15..2022-04-28&type=Issues) | [echarles](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aecharles+updated%3A2022-04-15..2022-04-28&type=Issues) | [fcollonval](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Afcollonval+updated%3A2022-04-15..2022-04-28&type=Issues) | [gabalafou](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agabalafou+updated%3A2022-04-15..2022-04-28&type=Issues) | [github-actions](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agithub-actions+updated%3A2022-04-15..2022-04-28&type=Issues) | [jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajtpio+updated%3A2022-04-15..2022-04-28&type=Issues) | [jupyterlab-probot](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajupyterlab-probot+updated%3A2022-04-15..2022-04-28&type=Issues) | [JasonWeill](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3AJasonWeill+updated%3A2022-04-15..2022-04-28&type=Issues) | [krassowski](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Akrassowski+updated%3A2022-04-15..2022-04-28&type=Issues) | [meeseeksdev](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksdev+updated%3A2022-04-15..2022-04-28&type=Issues) | [meeseeksmachine](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksmachine+updated%3A2022-04-15..2022-04-28&type=Issues) | [welcome](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Awelcome+updated%3A2022-04-15..2022-04-28&type=Issues)

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.3.3...a8a438b3bd84806b8e186e7e037d73167d371c3a))

Enhancements made

- Type-only and lazy imports of settings widgets [12372](https://github.com/jupyterlab/jupyterlab/pull/12372) ([fcollonval](https://github.com/fcollonval))

Bugs fixed

- Position collapse heading button next to corresponding h tag (jupyter…) [12412](https://github.com/jupyterlab/jupyterlab/pull/12412) ([fcollonval](https://github.com/fcollonval))
- Toolbar items may not act on the proper target [12368](https://github.com/jupyterlab/jupyterlab/pull/12368) ([fcollonval](https://github.com/fcollonval))
- Add parent header to input reply kernel message [12376](https://github.com/jupyterlab/jupyterlab/pull/12376) ([davidbrochart](https://github.com/davidbrochart))
- fix run cells breaking on non-header markdown cells [12027](https://github.com/jupyterlab/jupyterlab/pull/12027) ([andrewfulton9](https://github.com/andrewfulton9))
- Fix debugger extension error when notebooks is closed quickly [12396](https://github.com/jupyterlab/jupyterlab/pull/12396) ([fcollonval](https://github.com/fcollonval))
- Changes Vega class name to match source code [12378](https://github.com/jupyterlab/jupyterlab/pull/12378) ([JasonWeill](https://github.com/JasonWeill))
- Remove circular setting of source [12338](https://github.com/jupyterlab/jupyterlab/pull/12338) ([hbcarlos](https://github.com/hbcarlos))
- Protect against undefined delegated label [10972](https://github.com/jupyterlab/jupyterlab/pull/10972) ([fcollonval](https://github.com/fcollonval))

Maintenance and upkeep improvements

- Use pre-commit [12404](https://github.com/jupyterlab/jupyterlab/pull/12404) ([fcollonval](https://github.com/fcollonval))
- Update Playwright snapshots from PR comments [12403](https://github.com/jupyterlab/jupyterlab/pull/12403) ([fcollonval](https://github.com/fcollonval))
- Bump moment from 2.29.1 to 2.29.2 [12389](https://github.com/jupyterlab/jupyterlab/pull/12389) ([fcollonval](https://github.com/fcollonval))

Documentation improvements

- Fix GitHub link [12410](https://github.com/jupyterlab/jupyterlab/pull/12410) ([fcollonval](https://github.com/fcollonval))

Contributors to this release

([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab/graphs/contributors?from=2022-04-07&to=2022-04-15&type=c))

[aiqc](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aaiqc+updated%3A2022-04-07..2022-04-15&type=Issues) | [blink1073](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ablink1073+updated%3A2022-04-07..2022-04-15&type=Issues) | [echarles](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aecharles+updated%3A2022-04-07..2022-04-15&type=Issues) | [fcollonval](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Afcollonval+updated%3A2022-04-07..2022-04-15&type=Issues) | [github-actions](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agithub-actions+updated%3A2022-04-07..2022-04-15&type=Issues) | [jasongrout](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajasongrout+updated%3A2022-04-07..2022-04-15&type=Issues) | [jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajtpio+updated%3A2022-04-07..2022-04-15&type=Issues) | [jupyterlab-probot](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajupyterlab-probot+updated%3A2022-04-07..2022-04-15&type=Issues) | [JasonWeill](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3AJasonWeill+updated%3A2022-04-07..2022-04-15&type=Issues) | [krassowski](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Akrassowski+updated%3A2022-04-07..2022-04-15&type=Issues) | [meeseeksdev](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksdev+updated%3A2022-04-07..2022-04-15&type=Issues) | [meeseeksmachine](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksmachine+updated%3A2022-04-07..2022-04-15&type=Issues) | [welcome](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Awelcome+updated%3A2022-04-07..2022-04-15&type=Issues)

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.3.2...d97ff7161640634f69e70b184b9e255a68620f95))

Enhancements made

- Add a preferred-dir icon to the file browser crumbs [12354](https://github.com/jupyterlab/jupyterlab/pull/12354) ([echarles](https://github.com/echarles))
- Adds preferKernel option to JupyterLab code [12260](https://github.com/jupyterlab/jupyterlab/pull/12260) ([JasonWeill](https://github.com/JasonWeill))
- Add aria progressbar role and data-status for testing in extensions [12238](https://github.com/jupyterlab/jupyterlab/pull/12238) ([krassowski](https://github.com/krassowski))

Bugs fixed

- Fix Markdown cell generates duplicate toc content (12312) [12314](https://github.com/jupyterlab/jupyterlab/pull/12314) ([yangql176](https://github.com/yangql176))
- Fix settings with `null` default not getting marked as modified [12240](https://github.com/jupyterlab/jupyterlab/pull/12240) ([krassowski](https://github.com/krassowski))
- Allow linear and radial gradient [12276](https://github.com/jupyterlab/jupyterlab/pull/12276) ([krassowski](https://github.com/krassowski))
- Don't rely on search results to filter installed extension [12249](https://github.com/jupyterlab/jupyterlab/pull/12249) ([fcollonval](https://github.com/fcollonval))
- Fix directory not found error when preferred_dir is set [12220](https://github.com/jupyterlab/jupyterlab/pull/12220) ([andrewfulton9](https://github.com/andrewfulton9))
- Fix state restoration in the notebook extension [12218](https://github.com/jupyterlab/jupyterlab/pull/12218) ([jtpio](https://github.com/jtpio))
- Fix sdist editable install and add tests [12224](https://github.com/jupyterlab/jupyterlab/pull/12224) ([blink1073](https://github.com/blink1073))

Maintenance and upkeep improvements

- \[3.3.x\] Add git-blame-ignore-revs file [12289](https://github.com/jupyterlab/jupyterlab/pull/12289) ([blink1073](https://github.com/blink1073))
- \[3.3.x\] Run black [12282](https://github.com/jupyterlab/jupyterlab/pull/12282) ([blink1073](https://github.com/blink1073))
- Stop using py.test [12262](https://github.com/jupyterlab/jupyterlab/pull/12262) ([fcollonval](https://github.com/fcollonval))
- Inline `expected_http_error` function from `jupyterlab_server.tests` [12228](https://github.com/jupyterlab/jupyterlab/pull/12228) ([jtpio](https://github.com/jtpio))

Documentation improvements

- \[3.3.x\] Run black [12282](https://github.com/jupyterlab/jupyterlab/pull/12282) ([blink1073](https://github.com/blink1073))
- Stop using py.test [12262](https://github.com/jupyterlab/jupyterlab/pull/12262) ([fcollonval](https://github.com/fcollonval))
- Update link to `jupyterlab-some-package` in docs [12248](https://github.com/jupyterlab/jupyterlab/pull/12248) ([jtpio](https://github.com/jtpio))
- Update command in Performance Testing to use the right option [12215](https://github.com/jupyterlab/jupyterlab/pull/12215) ([JasonWeill](https://github.com/JasonWeill))

Contributors to this release

([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab/graphs/contributors?from=2022-03-14&to=2022-04-07&type=c))

[afshin](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aafshin+updated%3A2022-03-14..2022-04-07&type=Issues) | [aiqc](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aaiqc+updated%3A2022-03-14..2022-04-07&type=Issues) | [ajbozarth](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aajbozarth+updated%3A2022-03-14..2022-04-07&type=Issues) | [blink1073](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ablink1073+updated%3A2022-03-14..2022-04-07&type=Issues) | [bollwyvl](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Abollwyvl+updated%3A2022-03-14..2022-04-07&type=Issues) | [damianavila](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Adamianavila+updated%3A2022-03-14..2022-04-07&type=Issues) | [davidbrochart](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Adavidbrochart+updated%3A2022-03-14..2022-04-07&type=Issues) | [echarles](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aecharles+updated%3A2022-03-14..2022-04-07&type=Issues) | [fcollonval](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Afcollonval+updated%3A2022-03-14..2022-04-07&type=Issues) | [github-actions](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agithub-actions+updated%3A2022-03-14..2022-04-07&type=Issues) | [hbcarlos](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ahbcarlos+updated%3A2022-03-14..2022-04-07&type=Issues) | [isabela-pf](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aisabela-pf+updated%3A2022-03-14..2022-04-07&type=Issues) | [jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajtpio+updated%3A2022-03-14..2022-04-07&type=Issues) | [jupyterlab-probot](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajupyterlab-probot+updated%3A2022-03-14..2022-04-07&type=Issues) | [JasonWeill](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3AJasonWeill+updated%3A2022-03-14..2022-04-07&type=Issues) | [krassowski](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Akrassowski+updated%3A2022-03-14..2022-04-07&type=Issues) | [marthacryan](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Amarthacryan+updated%3A2022-03-14..2022-04-07&type=Issues) | [martinRenou](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3AmartinRenou+updated%3A2022-03-14..2022-04-07&type=Issues) | [meeseeksdev](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksdev+updated%3A2022-03-14..2022-04-07&type=Issues) | [meeseeksmachine](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksmachine+updated%3A2022-03-14..2022-04-07&type=Issues) | [mlucool](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Amlucool+updated%3A2022-03-14..2022-04-07&type=Issues) | [rccern](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Arccern+updated%3A2022-03-14..2022-04-07&type=Issues) | [welcome](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Awelcome+updated%3A2022-03-14..2022-04-07&type=Issues)