Elixirnote

([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) ([jweill-aws](https://github.com/jweill-aws))
- 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) | [jweill-aws](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajweill-aws+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) ([jweill-aws](https://github.com/jweill-aws))
- 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) ([jweill-aws](https://github.com/jweill-aws))

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) | [jweill-aws](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajweill-aws+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)

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.3.1...5abe7f69837af8c349d5448f6f3e70db6c48c6e0))

Bugs fixed

- Remove use of ipython_genutils [12202](https://github.com/jupyterlab/jupyterlab/pull/12202) ([blink1073](https://github.com/blink1073))

Documentation improvements

- Add note about `async`, `await` and `Promises` in the extension tutorial [12199](https://github.com/jupyterlab/jupyterlab/pull/12199) ([jtpio](https://github.com/jtpio))

Contributors to this release

([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab/graphs/contributors?from=2022-03-09&to=2022-03-14&type=c))

[fcollonval](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Afcollonval+updated%3A2022-03-09..2022-03-14&type=Issues) | [github-actions](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agithub-actions+updated%3A2022-03-09..2022-03-14&type=Issues) | [jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajtpio+updated%3A2022-03-09..2022-03-14&type=Issues) | [jupyterlab-probot](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajupyterlab-probot+updated%3A2022-03-09..2022-03-14&type=Issues) | [meeseeksmachine](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksmachine+updated%3A2022-03-09..2022-03-14&type=Issues)

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.3.0...a51e1110263c28211ed9e8e0a4bba247c828af94))

Enhancements made

- Add a note to command line option that collaborative mode is experimental [12173](https://github.com/jupyterlab/jupyterlab/pull/12173) ([jasongrout](https://github.com/jasongrout))
- Adds warning that RTC is experimental [12171](https://github.com/jupyterlab/jupyterlab/pull/12171) ([jweill-aws](https://github.com/jweill-aws))
- Export KernelConnection [12156](https://github.com/jupyterlab/jupyterlab/pull/12156) ([tkrabel-db](https://github.com/tkrabel-db))

Bugs fixed

- Backport PR 12122: Remove duplicated shortcuts [12181](https://github.com/jupyterlab/jupyterlab/pull/12181) ([fcollonval](https://github.com/fcollonval))
- Correct the set item logic of `CodeCellModel.onModelDBOutputsChange` [12147](https://github.com/jupyterlab/jupyterlab/pull/12147) ([trungleduc](https://github.com/trungleduc))
- fix: typo in ShortcutItem component [12161](https://github.com/jupyterlab/jupyterlab/pull/12161) ([sparanoid](https://github.com/sparanoid))

Documentation improvements

- Adds warning that RTC is experimental [12171](https://github.com/jupyterlab/jupyterlab/pull/12171) ([jweill-aws](https://github.com/jweill-aws))

Contributors to this release

([GitHub contributors page for this release](https://github.com/jupyterlab/jupyterlab/graphs/contributors?from=2022-03-02&to=2022-03-09&type=c))

[davidbrochart](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Adavidbrochart+updated%3A2022-03-02..2022-03-09&type=Issues) | [echarles](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aecharles+updated%3A2022-03-02..2022-03-09&type=Issues) | [ellisonbg](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Aellisonbg+updated%3A2022-03-02..2022-03-09&type=Issues) | [fcollonval](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Afcollonval+updated%3A2022-03-02..2022-03-09&type=Issues) | [github-actions](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Agithub-actions+updated%3A2022-03-02..2022-03-09&type=Issues) | [jasongrout](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajasongrout+updated%3A2022-03-02..2022-03-09&type=Issues) | [jtpio](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajtpio+updated%3A2022-03-02..2022-03-09&type=Issues) | [jupyterlab-probot](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajupyterlab-probot+updated%3A2022-03-02..2022-03-09&type=Issues) | [jweill-aws](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ajweill-aws+updated%3A2022-03-02..2022-03-09&type=Issues) | [krassowski](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Akrassowski+updated%3A2022-03-02..2022-03-09&type=Issues) | [martinRenou](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3AmartinRenou+updated%3A2022-03-02..2022-03-09&type=Issues) | [meeseeksmachine](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Ameeseeksmachine+updated%3A2022-03-02..2022-03-09&type=Issues) | [welcome](https://github.com/search?q=repo%3Ajupyterlab%2Fjupyterlab+involves%3Awelcome+updated%3A2022-03-02..2022-03-09&type=Issues)

([Full Changelog](https://github.com/jupyterlab/jupyterlab/compare/v3.2.5...6e484f89df73e09c29e8608e5eca88fa48cc4267))

Enhancements made

- Document search debounce time via setting [12121](https://github.com/jupyterlab/jupyterlab/pull/12121) ([fcollonval](https://github.com/fcollonval))
- Improve toggled button styles in debugger. [12120](https://github.com/jupyterlab/jupyterlab/pull/12120) ([fcollonval](https://github.com/fcollonval))
- Support dynamic toolbar definition [12078](https://github.com/jupyterlab/jupyterlab/pull/12078) ([fcollonval](https://github.com/fcollonval))
- Debounce kernel sources filter [12068](https://github.com/jupyterlab/jupyterlab/pull/12068) ([fcollonval](https://github.com/fcollonval))
- Settings UI gives an unreadable JSON dump [12064](https://github.com/jupyterlab/jupyterlab/pull/12064) ([fcollonval](https://github.com/fcollonval))
- Polish settings editor [12061](https://github.com/jupyterlab/jupyterlab/pull/12061) ([fcollonval](https://github.com/fcollonval))
- Show pause on exception button when not available and change caption … [12005](https://github.com/jupyterlab/jupyterlab/pull/12005) ([andrewfulton9](https://github.com/andrewfulton9))
- Fix contrast in dark theme of settings editor [12004](https://github.com/jupyterlab/jupyterlab/pull/12004) ([krassowski](https://github.com/krassowski))
- Fix for kernel reconnect [11952](https://github.com/jupyterlab/jupyterlab/pull/11952) ([3coins](https://github.com/3coins))
- Add settings UI [11977](https://github.com/jupyterlab/jupyterlab/pull/11977) ([fcollonval](https://github.com/fcollonval))
- Show the kernel sources as a debugger tab and allow the user to break in kernel sources [11954](https://github.com/jupyterlab/jupyterlab/pull/11954) ([echarles](https://github.com/echarles))
- Enable not showing editor for read-only Markdown cells [11950](https://github.com/jupyterlab/jupyterlab/pull/11950) ([fcollonval](https://github.com/fcollonval))
- Add side-by-side margin override in the notebookConfig [11880](https://github.com/jupyterlab/jupyterlab/pull/11880) ([echarles](https://github.com/echarles))
- Add additional `Accel Enter` keyboard shortcuts for the `notebook:run-cell` command [11942](https://github.com/jupyterlab/jupyterlab/pull/11942) ([jtpio](https://github.com/jtpio))
- Add execution progress indicator [11941](https://github.com/jupyterlab/jupyterlab/pull/11941) ([trungleduc](https://github.com/trungleduc))
- Allow to link factory to file type when adding it [11540](https://github.com/jupyterlab/jupyterlab/pull/11540) ([fcollonval](https://github.com/fcollonval))
- Pause on exception [11923](https://github.com/jupyterlab/jupyterlab/pull/11923) ([andrewfulton9](https://github.com/andrewfulton9))
- Increase color contrast in input boxes [11922](https://github.com/jupyterlab/jupyterlab/pull/11922) ([fcollonval](https://github.com/fcollonval))
- Add startMode setting to define the startup mode [11881](https://github.com/jupyterlab/jupyterlab/pull/11881) ([echarles](https://github.com/echarles))
- Update variable renderer panels [11874](https://github.com/jupyterlab/jupyterlab/pull/11874) ([fcollonval](https://github.com/fcollonval))
- Allow extensions and users to customize easily toolbar items. [11873](https://github.com/jupyterlab/jupyterlab/pull/11873) ([fcollonval](https://github.com/fcollonval))
- Add debugger variable renderer based on mime type [11871](https://github.com/jupyterlab/jupyterlab/pull/11871) ([fcollonval](https://github.com/fcollonval))
- Add a command to open a file from a URL [11870](https://github.com/jupyterlab/jupyterlab/pull/11870) ([fcollonval](https://github.com/fcollonval))
- List workspaces [11869](https://github.com/jupyterlab/jupyterlab/pull/11869) ([fcollonval](https://github.com/fcollonval))
- Add closeOnExit terminal option [11868](https://github.com/jupyterlab/jupyterlab/pull/11868) ([fcollonval](https://github.com/fcollonval))
- Mentions pip3 for macOS users in docs [11848](https://github.com/jupyterlab/jupyterlab/pull/11848) ([jweill-aws](https://github.com/jweill-aws))
- Toc running cell indicator [11804](https://github.com/jupyterlab/jupyterlab/pull/11804) ([andrewfulton9](https://github.com/andrewfulton9))
- Fix overlapped shadow for scrolling output cell [11785](https://github.com/jupyterlab/jupyterlab/pull/11785) ([thesinepainter](https://github.com/thesinepainter))
- Toggle side-by-side rendering for current notebook (11793) [11794](https://github.com/jupyterlab/jupyterlab/pull/11794) ([fcollonval](https://github.com/fcollonval))

Bugs fixed

- Build UMD module for jupyterlab/services [12141](https://github.com/jupyterlab/jupyterlab/pull/12141) ([fcollonval](https://github.com/fcollonval))
- Fix broken link in docs [12138](https://github.com/jupyterlab/jupyterlab/pull/12138) ([jweill-aws](https://github.com/jweill-aws))
- Fix: Select kernal text (when open a no kernal .ipynb file) is not translated correctly (12133) [12135](https://github.com/jupyterlab/jupyterlab/pull/12135) ([yangql176](https://github.com/yangql176))
- Opening keyboard shortcuts UI result in "destruction" of shortcut settings [12112](https://github.com/jupyterlab/jupyterlab/pull/12112) ([fcollonval](https://github.com/fcollonval))
- Fix error rendering in Advanced Settings Editor [12107](https://github.com/jupyterlab/jupyterlab/pull/12107) ([krassowski](https://github.com/krassowski))
- Fix json schema for kernel status settings [11451](https://github.com/jupyterlab/jupyterlab/pull/11451) ([fcollonval](https://github.com/fcollonval))
- Remove toolbar factory setting trick in the tests [12096](https://github.com/jupyterlab/jupyterlab/pull/12096) ([jtpio](https://github.com/jtpio))
- Log error on open document widget. [12080](https://github.com/jupyterlab/jupyterlab/pull/12080) ([trungleduc](https://github.com/trungleduc))
- update status to unkown when kernel is shutdown from running kernels tab [12083](https://github.com/jupyterlab/jupyterlab/pull/12083) ([akshaychitneni](https://github.com/akshaychitneni))
- Handle shutdown error [12048](https://github.com/jupyterlab/jupyterlab/pull/12048) ([Zsailer](https://github.com/Zsailer))
- use path-like comparison in initialize_templates() [12024](https://github.com/jupyterlab/jupyterlab/pull/12024) ([kellyyke](https://github.com/kellyyke))
- Fix misaligned icon and checkbox of setting editor [11976](https://github.com/jupyterlab/jupyterlab/pull/11976) ([trungleduc](https://github.com/trungleduc))
- overrides.json definition takes precedence [11610](https://github.com/jupyterlab/jupyterlab/pull/11610) ([fcollonval](https://github.com/fcollonval))
- Adjust z-index of execution progress tooltip [11973](https://github.com/jupyterlab/jupyterlab/pull/11973) ([Sync271](https://github.com/Sync271))
- Fix the debug modules model 11967 [11968](https://github.com/jupyterlab/jupyterlab/pull/11968) ([echarles](https://github.com/echarles))
- Fix autocomplete in console [11949](https://github.com/jupyterlab/jupyterlab/pull/11949) ([fcollonval](https://github.com/fcollonval))
- fix(docprovider): fix issue with empty notebook [11901](https://github.com/jupyterlab/jupyterlab/pull/11901) ([entropitor](https://github.com/entropitor))
- Ensure a single modal is opened in case of time conflict savings [11883](https://github.com/jupyterlab/jupyterlab/pull/11883) ([echarles](https://github.com/echarles))
- Restore line number state when stopping debugger [11768](https://github.com/jupyterlab/jupyterlab/pull/11768) ([fcollonval](https://github.com/fcollonval))
- Backport PR 11852 on branch 3.3.x (Add percent decoding to username) [11865](https://github.com/jupyterlab/jupyterlab/pull/11865) ([fcollonval](https://github.com/fcollonval))
- Fix Handling of WebSocket Startup Errors [11358](https://github.com/jupyterlab/jupyterlab/pull/11358) ([blink1073](https://github.com/blink1073))
- Specify an output hash function for Galata [11830](https://github.com/jupyterlab/jupyterlab/pull/11830) ([jasongrout](https://github.com/jasongrout))
- Preserve breakpoint gutter when cells are moved. [11766](https://github.com/jupyterlab/jupyterlab/pull/11766) ([fcollonval](https://github.com/fcollonval))

Maintenance and upkeep improvements

- Parse URL parameters in user model [12065](https://github.com/jupyterlab/jupyterlab/pull/12065) ([fcollonval](https://github.com/fcollonval))
- Update vscode-debugprotocol to vscode/debugprotocol [11953](https://github.com/jupyterlab/jupyterlab/pull/11953) ([fcollonval](https://github.com/fcollonval))
- Partly backport PR 11388 on branch 3.3.x (Add update galata snapshot step) [11927](https://github.com/jupyterlab/jupyterlab/pull/11927) ([fcollonval](https://github.com/fcollonval))
- Use `maintainer-tools` base setup action [11595](https://github.com/jupyterlab/jupyterlab/pull/11595) ([jtpio](https://github.com/jtpio))
- Drop testing Python 3.6, test on Python 3.10 [11867](https://github.com/jupyterlab/jupyterlab/pull/11867) ([fcollonval](https://github.com/fcollonval))
- Drop support for Python 3.6 [11740](https://github.com/jupyterlab/jupyterlab/pull/11740) ([jtpio](https://github.com/jtpio))
- Use the root yarn.lock in staging when making a release. [11433](https://github.com/jupyterlab/jupyterlab/pull/11433) ([jasongrout](https://github.com/jasongrout))
- Update reference snapshot for the completer UI test [11846](https://github.com/jupyterlab/jupyterlab/pull/11846) ([jtpio](https://github.com/jtpio))
- Bump version for the 3.3 prerelease [11810](https://github.com/jupyterlab/jupyterlab/pull/11810) ([jtpio](https://github.com/jtpio))

Documentation improvements

- Fix broken link in docs [12138](https://github.com/jupyterlab/jupyterlab/pull/12138) ([jweill-aws](https://github.com/jweill-aws))
- Fix anchors and myst configuration [12063](https://github.com/jupyterlab/jupyterlab/pull/12063) ([fcollonval](https://github.com/fcollonval))
- docs: fix shell command with unquoted '>' [12002](https://github.com/jupyterlab/jupyterlab/pull/12002) ([ErikBjare](https://github.com/ErikBjare))
- Update screenshots and text for user interface docs [11982](https://github.com/jupyterlab/jupyterlab/pull/11982) ([fcollonval](https://github.com/fcollonval))
- Update several extensions readme files to delete old content. [11947](https://github.com/jupyterlab/jupyterlab/pull/11947) ([jasongrout](https://github.com/jasongrout))
- Remove theme cookiecutter from the docs [11928](https://github.com/jupyterlab/jupyterlab/pull/11928) ([jtpio](https://github.com/jtpio))
- Allow extensions and users to customize easily toolbar items. [11873](https://github.com/jupyterlab/jupyterlab/pull/11873) ([fcollonval](https://github.com/fcollonval))
- Mentions pip3 for macOS users in docs [11848](https://github.com/jupyterlab/jupyterlab/pull/11848) ([jweill-aws](https://github.com/jweill-aws))
- Add `3.1.19` Changelog Entry [11842](https://github.com/jupyterlab/jupyterlab/pull/11842) ([jtpio](https://github.com/jtpio))
- Give conda instructions for the pixman pkg-config error. [11829](https://github.com/jupyterlab/jupyterlab/pull/11829) ([jasongrout](https://github.com/jasongrout))

API and Breaking Changes

- Toc running cell indicator [11804](https://github.com/jupyterlab/jupyterlab/pull/11804) ([andrewfulton9](https://github.com/andrewfulton9))
- Toggle side-by-side rendering for current notebook (11793) [11794](https://github.com/jupyterlab/jupyterlab/pull/11794) ([fcollonval](https://github.com/fcollonval))

Other merged PRs

Contributors to this release

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