([Full Changelog](https://github.com/jupyter-server/jupyter_server/compare/6d0803b...312327fc498e3b96f7334c36b2623389d4f79b33))
Enhancements made
- Introduce ServerKernelManager class [1101](https://github.com/jupyter-server/jupyter_server/pull/1101) ([kevin-bates](https://github.com/kevin-bates))
- New configurable/overridable kernel ZMQ+Websocket connection API [1047](https://github.com/jupyter-server/jupyter_server/pull/1047) ([Zsailer](https://github.com/Zsailer))
- Pass kernel environment to `cwd_for_path` method [1046](https://github.com/jupyter-server/jupyter_server/pull/1046) ([divyansshhh](https://github.com/divyansshhh))
- Better Handling of Asyncio [1035](https://github.com/jupyter-server/jupyter_server/pull/1035) ([blink1073](https://github.com/blink1073))
- Add authorization to AuthenticatedFileHandler [1021](https://github.com/jupyter-server/jupyter_server/pull/1021) ([jiajunjie](https://github.com/jiajunjie))
- \[Gateway\] Add support for gateway token renewal [985](https://github.com/jupyter-server/jupyter_server/pull/985) ([kevin-bates](https://github.com/kevin-bates))
- Make it easier to pass custom env variables to kernel [981](https://github.com/jupyter-server/jupyter_server/pull/981) ([divyansshhh](https://github.com/divyansshhh))
- Accept and manage cookies when requesting gateways [969](https://github.com/jupyter-server/jupyter_server/pull/969) ([wjsi](https://github.com/wjsi))
- Emit events from the Contents Service [954](https://github.com/jupyter-server/jupyter_server/pull/954) ([Zsailer](https://github.com/Zsailer))
- Retry certain errors between server and gateway [944](https://github.com/jupyter-server/jupyter_server/pull/944) ([kevin-bates](https://github.com/kevin-bates))
- Allow new file types [895](https://github.com/jupyter-server/jupyter_server/pull/895) ([davidbrochart](https://github.com/davidbrochart))
- Make it easier for extensions to customize the ServerApp [879](https://github.com/jupyter-server/jupyter_server/pull/879) ([minrk](https://github.com/minrk))
- Adds anonymous users [863](https://github.com/jupyter-server/jupyter_server/pull/863) ([hbcarlos](https://github.com/hbcarlos))
- switch to jupyter_events [862](https://github.com/jupyter-server/jupyter_server/pull/862) ([Zsailer](https://github.com/Zsailer))
- consolidate auth config on IdentityProvider [825](https://github.com/jupyter-server/jupyter_server/pull/825) ([minrk](https://github.com/minrk))
Bugs fixed
- Fix kernel WebSocket protocol [1110](https://github.com/jupyter-server/jupyter_server/pull/1110) ([davidbrochart](https://github.com/davidbrochart))
- Defer webbrowser import [1095](https://github.com/jupyter-server/jupyter_server/pull/1095) ([blink1073](https://github.com/blink1073))
- Use handle_outgoing_message for ZMQ replies [1089](https://github.com/jupyter-server/jupyter_server/pull/1089) ([Zsailer](https://github.com/Zsailer))
- Call `ports_changed` on the multi-kernel-manager instead of the kernel manager [1088](https://github.com/jupyter-server/jupyter_server/pull/1088) ([Zsailer](https://github.com/Zsailer))
- Add more websocket connection tests and fix bugs [1085](https://github.com/jupyter-server/jupyter_server/pull/1085) ([blink1073](https://github.com/blink1073))
- Tornado WebSocketHandler fixup [1083](https://github.com/jupyter-server/jupyter_server/pull/1083) ([davidbrochart](https://github.com/davidbrochart))
- persist userid cookie when auth is disabled [1076](https://github.com/jupyter-server/jupyter_server/pull/1076) ([minrk](https://github.com/minrk))
- Fix rename_file and delete_file to handle hidden files properly [1073](https://github.com/jupyter-server/jupyter_server/pull/1073) ([yacchin1205](https://github.com/yacchin1205))
- Add more coverage [1069](https://github.com/jupyter-server/jupyter_server/pull/1069) ([blink1073](https://github.com/blink1073))
- Increase nbconvert and checkpoints coverage [1066](https://github.com/jupyter-server/jupyter_server/pull/1066) ([blink1073](https://github.com/blink1073))
- Fix min version check again [1049](https://github.com/jupyter-server/jupyter_server/pull/1049) ([blink1073](https://github.com/blink1073))
- Fallback new file type to file for contents put [1013](https://github.com/jupyter-server/jupyter_server/pull/1013) ([a3626a](https://github.com/a3626a))
- Fix some typos in release instructions [1003](https://github.com/jupyter-server/jupyter_server/pull/1003) ([kevin-bates](https://github.com/kevin-bates))
- Wrap the concurrent futures in an asyncio future [1001](https://github.com/jupyter-server/jupyter_server/pull/1001) ([blink1073](https://github.com/blink1073))
- \[Gateway\] Fix and deprecate env whitelist handling [979](https://github.com/jupyter-server/jupyter_server/pull/979) ([kevin-bates](https://github.com/kevin-bates))
- fix issues with jupyter_events 0.5.0 [972](https://github.com/jupyter-server/jupyter_server/pull/972) ([Zsailer](https://github.com/Zsailer))
- Correct content-type headers [965](https://github.com/jupyter-server/jupyter_server/pull/965) ([epignot](https://github.com/epignot))
- Don't validate certs for when stopping server [959](https://github.com/jupyter-server/jupyter_server/pull/959) ([Zsailer](https://github.com/Zsailer))
- Parse list value for `terminado_settings` [949](https://github.com/jupyter-server/jupyter_server/pull/949) ([krassowski](https://github.com/krassowski))
- Fix bug in `api/contents` requests for an allowed copy [939](https://github.com/jupyter-server/jupyter_server/pull/939) ([kiersten-stokes](https://github.com/kiersten-stokes))
- Fix error that prevents posting to `api/contents` endpoint with no body [937](https://github.com/jupyter-server/jupyter_server/pull/937) ([kiersten-stokes](https://github.com/kiersten-stokes))
- avoid creating asyncio.Lock at import time [935](https://github.com/jupyter-server/jupyter_server/pull/935) ([minrk](https://github.com/minrk))
- Fix `get_kernel_path` for `AsyncFileManager`s. [929](https://github.com/jupyter-server/jupyter_server/pull/929) ([thetorpedodog](https://github.com/thetorpedodog))
- Fix c.GatewayClient.url snippet syntax [917](https://github.com/jupyter-server/jupyter_server/pull/917) ([rickwierenga](https://github.com/rickwierenga))
- Add back support for kernel launch timeout pad [910](https://github.com/jupyter-server/jupyter_server/pull/910) ([CiprianAnton](https://github.com/CiprianAnton))
- Notify ChannelQueue that the response router thread is finishing [896](https://github.com/jupyter-server/jupyter_server/pull/896) ([CiprianAnton](https://github.com/CiprianAnton))
- Make ChannelQueue.get_msg true async [892](https://github.com/jupyter-server/jupyter_server/pull/892) ([CiprianAnton](https://github.com/CiprianAnton))
- Check for serverapp for reraise flag [887](https://github.com/jupyter-server/jupyter_server/pull/887) ([vidartf](https://github.com/vidartf))
Maintenance and upkeep improvements
- Make tests less sensitive to default kernel name [1118](https://github.com/jupyter-server/jupyter_server/pull/1118) ([blink1073](https://github.com/blink1073))
- Tweak codecov settings [1113](https://github.com/jupyter-server/jupyter_server/pull/1113) ([blink1073](https://github.com/blink1073))
- Bump minimatch from 3.0.4 to 3.1.2 [1109](https://github.com/jupyter-server/jupyter_server/pull/1109) ([dependabot](https://github.com/dependabot))
- Add skip-if-exists config [1108](https://github.com/jupyter-server/jupyter_server/pull/1108) ([blink1073](https://github.com/blink1073))
- Use pytest-jupyter [1099](https://github.com/jupyter-server/jupyter_server/pull/1099) ([blink1073](https://github.com/blink1073))
- Clean up release instructions and coverage handling [1098](https://github.com/jupyter-server/jupyter_server/pull/1098) ([blink1073](https://github.com/blink1073))
- Import ensure_async from jupyter_core [1093](https://github.com/jupyter-server/jupyter_server/pull/1093) ([davidbrochart](https://github.com/davidbrochart))
- Add more tests [1092](https://github.com/jupyter-server/jupyter_server/pull/1092) ([blink1073](https://github.com/blink1073))
- Fix coverage upload [1091](https://github.com/jupyter-server/jupyter_server/pull/1091) ([blink1073](https://github.com/blink1073))
- Add base handler tests [1090](https://github.com/jupyter-server/jupyter_server/pull/1090) ([blink1073](https://github.com/blink1073))
- Add more websocket connection tests and fix bugs [1085](https://github.com/jupyter-server/jupyter_server/pull/1085) ([blink1073](https://github.com/blink1073))
- Use base setup dependency type [1084](https://github.com/jupyter-server/jupyter_server/pull/1084) ([blink1073](https://github.com/blink1073))
- Add more serverapp tests [1079](https://github.com/jupyter-server/jupyter_server/pull/1079) ([blink1073](https://github.com/blink1073))
- Add more gateway tests [1078](https://github.com/jupyter-server/jupyter_server/pull/1078) ([blink1073](https://github.com/blink1073))
- More cleanup [1077](https://github.com/jupyter-server/jupyter_server/pull/1077) ([blink1073](https://github.com/blink1073))
- Fix hatch scripts and windows workflow run [1074](https://github.com/jupyter-server/jupyter_server/pull/1074) ([blink1073](https://github.com/blink1073))
- use recommended github-workflows checker [1071](https://github.com/jupyter-server/jupyter_server/pull/1071) ([blink1073](https://github.com/blink1073))
- Add more coverage [1069](https://github.com/jupyter-server/jupyter_server/pull/1069) ([blink1073](https://github.com/blink1073))
- More coverage [1067](https://github.com/jupyter-server/jupyter_server/pull/1067) ([blink1073](https://github.com/blink1073))
- Increase nbconvert and checkpoints coverage [1066](https://github.com/jupyter-server/jupyter_server/pull/1066) ([blink1073](https://github.com/blink1073))
- Test downstream jupyter_server_terminals [1065](https://github.com/jupyter-server/jupyter_server/pull/1065) ([blink1073](https://github.com/blink1073))
- Test notebook prerelease [1064](https://github.com/jupyter-server/jupyter_server/pull/1064) ([blink1073](https://github.com/blink1073))
- MAINT: remove python 3.4 branch [1061](https://github.com/jupyter-server/jupyter_server/pull/1061) ([Carreau](https://github.com/Carreau))
- Bump actions/checkout from 2 to 3 [1056](https://github.com/jupyter-server/jupyter_server/pull/1056) ([dependabot](https://github.com/dependabot))
- Bump actions/setup-python from 2 to 4 [1055](https://github.com/jupyter-server/jupyter_server/pull/1055) ([dependabot](https://github.com/dependabot))
- Bump pre-commit/action from 2.0.0 to 3.0.0 [1054](https://github.com/jupyter-server/jupyter_server/pull/1054) ([dependabot](https://github.com/dependabot))
- Add dependabot file [1053](https://github.com/jupyter-server/jupyter_server/pull/1053) ([blink1073](https://github.com/blink1073))
- Use global env for min version check [1048](https://github.com/jupyter-server/jupyter_server/pull/1048) ([blink1073](https://github.com/blink1073))
- Clean up handling of synchronous managers [1044](https://github.com/jupyter-server/jupyter_server/pull/1044) ([blink1073](https://github.com/blink1073))
- Clean up config files [1031](https://github.com/jupyter-server/jupyter_server/pull/1031) ([blink1073](https://github.com/blink1073))
- Make node optional [1030](https://github.com/jupyter-server/jupyter_server/pull/1030) ([blink1073](https://github.com/blink1073))
- Use admin github token for releaser [1025](https://github.com/jupyter-server/jupyter_server/pull/1025) ([blink1073](https://github.com/blink1073))
- CI Cleanup [1023](https://github.com/jupyter-server/jupyter_server/pull/1023) ([blink1073](https://github.com/blink1073))
- Use mdformat instead of prettier [1022](https://github.com/jupyter-server/jupyter_server/pull/1022) ([blink1073](https://github.com/blink1073))
- Add pyproject validation [1020](https://github.com/jupyter-server/jupyter_server/pull/1020) ([blink1073](https://github.com/blink1073))
- Remove hardcoded client install in CI [1019](https://github.com/jupyter-server/jupyter_server/pull/1019) ([blink1073](https://github.com/blink1073))
- Handle client 8 pending kernels [1014](https://github.com/jupyter-server/jupyter_server/pull/1014) ([blink1073](https://github.com/blink1073))
- Use releaser v2 tag [1010](https://github.com/jupyter-server/jupyter_server/pull/1010) ([blink1073](https://github.com/blink1073))
- Use hatch environments to simplify test, coverage, and docs build [1007](https://github.com/jupyter-server/jupyter_server/pull/1007) ([blink1073](https://github.com/blink1073))
- Update to version2 releaser [1006](https://github.com/jupyter-server/jupyter_server/pull/1006) ([blink1073](https://github.com/blink1073))
- Do not use dev version yet [999](https://github.com/jupyter-server/jupyter_server/pull/999) ([blink1073](https://github.com/blink1073))
- Add workflows for simplified publish [993](https://github.com/jupyter-server/jupyter_server/pull/993) ([blink1073](https://github.com/blink1073))
- Remove hardcoded client install [991](https://github.com/jupyter-server/jupyter_server/pull/991) ([blink1073](https://github.com/blink1073))
- Test with client 8 updates [988](https://github.com/jupyter-server/jupyter_server/pull/988) ([blink1073](https://github.com/blink1073))
- Switch to using hatchling version command [984](https://github.com/jupyter-server/jupyter_server/pull/984) ([blink1073](https://github.com/blink1073))
- Run downstream tests in parallel [973](https://github.com/jupyter-server/jupyter_server/pull/973) ([blink1073](https://github.com/blink1073))
- Update pytest_plugin with fixtures to test auth in core and extensions [956](https://github.com/jupyter-server/jupyter_server/pull/956) ([akshaychitneni](https://github.com/akshaychitneni))
- Fix docs build [952](https://github.com/jupyter-server/jupyter_server/pull/952) ([blink1073](https://github.com/blink1073))
- Fix flake8 v5 compat [941](https://github.com/jupyter-server/jupyter_server/pull/941) ([blink1073](https://github.com/blink1073))
- Improve logging of bare exceptions and other cleanups. [922](https://github.com/jupyter-server/jupyter_server/pull/922) ([thetorpedodog](https://github.com/thetorpedodog))
- Use more explicit version template for pyproject [919](https://github.com/jupyter-server/jupyter_server/pull/919) ([blink1073](https://github.com/blink1073))
- Fix handling of dev version [913](https://github.com/jupyter-server/jupyter_server/pull/913) ([blink1073](https://github.com/blink1073))
- Fix owasp link [908](https://github.com/jupyter-server/jupyter_server/pull/908) ([blink1073](https://github.com/blink1073))
- default to system node version in precommit [906](https://github.com/jupyter-server/jupyter_server/pull/906) ([dlqqq](https://github.com/dlqqq))
- Test python 3.11 on ubuntu [839](https://github.com/jupyter-server/jupyter_server/pull/839) ([blink1073](https://github.com/blink1073))
Documentation improvements
- Remove left over from notebook [1117](https://github.com/jupyter-server/jupyter_server/pull/1117) ([fcollonval](https://github.com/fcollonval))
- Fix wording [1037](https://github.com/jupyter-server/jupyter_server/pull/1037) ([fcollonval](https://github.com/fcollonval))
- Fix GitHub actions badge link [1011](https://github.com/jupyter-server/jupyter_server/pull/1011) ([blink1073](https://github.com/blink1073))
- Pin docutils to fix docs build [1004](https://github.com/jupyter-server/jupyter_server/pull/1004) ([blink1073](https://github.com/blink1073))
- Update server extension disable instructions [998](https://github.com/jupyter-server/jupyter_server/pull/998) ([3coins](https://github.com/3coins))
- Update index.rst [970](https://github.com/jupyter-server/jupyter_server/pull/970) ([razrotenberg](https://github.com/razrotenberg))
- Fix typo in IdentityProvider documentation [915](https://github.com/jupyter-server/jupyter_server/pull/915) ([danielyahn](https://github.com/danielyahn))
- docs: document the logging_config trait [844](https://github.com/jupyter-server/jupyter_server/pull/844) ([oliver-sanders](https://github.com/oliver-sanders))
Deprecated features
- \[Gateway\] Fix and deprecate env whitelist handling [979](https://github.com/jupyter-server/jupyter_server/pull/979) ([kevin-bates](https://github.com/kevin-bates))
Contributors to this release
([GitHub contributors page for this release](https://github.com/jupyter-server/jupyter_server/graphs/contributors?from=2022-06-23&to=2022-12-06&type=c))
[3coins](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3A3coins+updated%3A2022-06-23..2022-12-06&type=Issues) | [a3626a](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aa3626a+updated%3A2022-06-23..2022-12-06&type=Issues) | [akshaychitneni](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aakshaychitneni+updated%3A2022-06-23..2022-12-06&type=Issues) | [blink1073](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Ablink1073+updated%3A2022-06-23..2022-12-06&type=Issues) | [bloomsa](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Abloomsa+updated%3A2022-06-23..2022-12-06&type=Issues) | [Carreau](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3ACarreau+updated%3A2022-06-23..2022-12-06&type=Issues) | [CiprianAnton](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3ACiprianAnton+updated%3A2022-06-23..2022-12-06&type=Issues) | [codecov](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Acodecov+updated%3A2022-06-23..2022-12-06&type=Issues) | [codecov-commenter](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Acodecov-commenter+updated%3A2022-06-23..2022-12-06&type=Issues) | [danielyahn](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Adanielyahn+updated%3A2022-06-23..2022-12-06&type=Issues) | [davidbrochart](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Adavidbrochart+updated%3A2022-06-23..2022-12-06&type=Issues) | [dependabot](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Adependabot+updated%3A2022-06-23..2022-12-06&type=Issues) | [divyansshhh](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Adivyansshhh+updated%3A2022-06-23..2022-12-06&type=Issues) | [dlqqq](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Adlqqq+updated%3A2022-06-23..2022-12-06&type=Issues) | [echarles](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aecharles+updated%3A2022-06-23..2022-12-06&type=Issues) | [ellisonbg](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aellisonbg+updated%3A2022-06-23..2022-12-06&type=Issues) | [epignot](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aepignot+updated%3A2022-06-23..2022-12-06&type=Issues) | [fcollonval](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Afcollonval+updated%3A2022-06-23..2022-12-06&type=Issues) | [hbcarlos](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Ahbcarlos+updated%3A2022-06-23..2022-12-06&type=Issues) | [jiajunjie](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Ajiajunjie+updated%3A2022-06-23..2022-12-06&type=Issues) | [kevin-bates](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Akevin-bates+updated%3A2022-06-23..2022-12-06&type=Issues) | [kiersten-stokes](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Akiersten-stokes+updated%3A2022-06-23..2022-12-06&type=Issues) | [krassowski](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Akrassowski+updated%3A2022-06-23..2022-12-06&type=Issues) | [meeseeksdev](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Ameeseeksdev+updated%3A2022-06-23..2022-12-06&type=Issues) | [minrk](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aminrk+updated%3A2022-06-23..2022-12-06&type=Issues) | [ofek](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aofek+updated%3A2022-06-23..2022-12-06&type=Issues) | [oliver-sanders](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Aoliver-sanders+updated%3A2022-06-23..2022-12-06&type=Issues) | [pre-commit-ci](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Apre-commit-ci+updated%3A2022-06-23..2022-12-06&type=Issues) | [razrotenberg](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Arazrotenberg+updated%3A2022-06-23..2022-12-06&type=Issues) | [rickwierenga](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Arickwierenga+updated%3A2022-06-23..2022-12-06&type=Issues) | [thetorpedodog](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Athetorpedodog+updated%3A2022-06-23..2022-12-06&type=Issues) | [vidartf](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Avidartf+updated%3A2022-06-23..2022-12-06&type=Issues) | [welcome](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Awelcome+updated%3A2022-06-23..2022-12-06&type=Issues) | [wjsi](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Awjsi+updated%3A2022-06-23..2022-12-06&type=Issues) | [yacchin1205](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3Ayacchin1205+updated%3A2022-06-23..2022-12-06&type=Issues) | [Zsailer](https://github.com/search?q=repo%3Ajupyter-server%2Fjupyter_server+involves%3AZsailer+updated%3A2022-06-23..2022-12-06&type=Issues)