v4.0

What's Changed

• Include yarn.lock in manifest by @vidartf in #91
• Merge latest PRs in 3.0 by @fcollonval in #133
• add author_email by @janjagusch in #140
• Upgrade to jupyter-packaging 0.9 by @jtpio in #143
• Enable CI on all branches by @jtpio in #144
• Improve README instructions by @fcollonval in #147
• Clean up Dependencies by @jtpio in #148
• Fix dist install isolation by @jtpio in #149
• Dist install isolation in the extension CI workflow by @jtpio in #152
• Enable strictNullChecks by default by @jtpio in #97
• Fix CI fail on initial push of newly created extension by @s-weigand in #154
• Add backward compatibility hook for notebook server by @fcollonval in #155
• Replace - by _ in python_name by @fcollonval in #157
• Add template for settings files by @fcollonval in #156
• Fix binder install by @goanpeca in #158
• Set extension name first and derive python name by @fcollonval in #161
• Add jupyter-releaser hooks to the package.json by @jtpio in #163
• Correct typo by @fcollonval in #164
• Cover PR 167 issue seen in extension-example by @fcollonval in #165
• jupyter-server required only for server extension by @fcollonval in #169
• Require jupyter-packaging as setup deps by @fcollonval in #168
• Set automatically the year in license file by @fcollonval in #170
• Condition jupyter config on server extension by @fcollonval in #171
• Update to JupyterLab v3.1 by @hbcarlos in #173
• Add pypi classifiers by @fcollonval in #174
• Revert "Add pypi classifiers (#174)" by @fcollonval in #175
• Add note on packaging by @fcollonval in #176
• Revert "Revert "Add pypi classifiers (#174)"" by @krassowski in #177
• Run CI on push only for *.0 branches by @fcollonval in #178
• Add link to GitHub action page on badge by @fcollonval in #180
• Add Check Release workflow by @jtpio in #181
• Handle pre-releases for the Python version by @jtpio in #182
• Add default CHANGELOG.md by @jtpio in #183
• Add publishConfig to package.json by @jtpio in #184
• Add a CI step to upload the distributions built by the releaser by @jtpio in #185
• Include LICENSE file explicitly in package by @jasongrout in #187
• Let cookiecutter render check-release.yml by @xiaohk in #189
• Fix non parametrized name in CI script by @fcollonval in #190
• Install stable JupyterLab on CI by @jtpio in #193
• Use maintainer-tools base setup action on CI by @jtpio in #192
• Add Python 3.10 trove classifier by @jtpio in #191
• Test with Python 3.7 and 3.10 on CI by @jtpio in #194
• Fix wrong comment character by @fcollonval in #195
• Integrate theme cookiecutter by @fcollonval in #196
• Use same base-setup action for theme test by @fcollonval in #198
• Fix filename by @fcollonval in #203
• Remove HelloWorld reference by @invisibleroads in #201
• Set minimum version to Python 3.7 by @fcollonval in #206
• Check the extension is released with prod assets by @fcollonval in #205
• Use more information from package.json in setup.py by @fcollonval in #204
• Add CI link to status badge by @fcollonval in #208
• Add binder badge on PR workflow if binder is set up by @fcollonval in #209
• Add stylelint by @bollwyvl in #200
• Remove unneeded double tick by @fcollonval in #210
• Fix Build workflow by @jtpio in #213
• Theme extension: Fix theme side effects by @martinRenou in #214
• Fix prettier errors by @fcollonval in #217
• Add Jest, Playwright and pytest tests by @fcollonval in #207
• Fix paths to config files and link to Playwright by @krassowski in #224
• Fix README readtext by @martinRenou in #225
• Fix enabling server extension on Binder by @fcollonval in #226
• Switch to hatch backend by @blink1073 in #222
• fix dev install when there is no global yarn by @telamonian in #228
• Use nodejs version plugin by @blink1073 in #230
• fix support for projects with different python/labextension_name by @telamonian in #229
• Fix Template To Enable Pip install Without Failure by @kenyaachon in #233
• [4.0] Update the cookiecutter for JupyterLab 4 and Notebook 7 by @jtpio in #234
• Update to TypeScript 4.7 by @trungleduc in #223
• Exclude binder, warn in MANIFEST.in, ignore .ipynb_checkpoints by @krassowski in #238
• Backport PR #236 on branch 4.0 (Update to use releaser v2) by @meeseeksmachine in #243
• Backport #240 on branch 4.0 (Handle Python version file with hatchling) by @fcollonval in #244
• Backport PR #241 on branch 4.0 (Exclude JS assets in Python pkg for the wheel) by @meeseeksmachine in #245
• Backport PR #246 on branch 4.0 (Relax the jupyter_server dependency) by @meeseeksmachine in #247
• Move releaser hooks to pyproject.toml by @krassowski in #250
• Add build:prod by @fcollonval in #252
• Update versions of GH actions by @krassowski in #249
• Fix update galata action by @krassowski in #259
• Backport PR #262 on branch 4.0 (Introduce new css variables.) by @meeseeksmachine in #263
• Backport PR #264 on branch 4.0 (Add yarn-error.log to .gitignore) by @meeseeksmachine in #265
• Backport PR #255 on branch 4.0 (Improve [test] template conditioning) by @meeseeksmachine in #266
• Backport PR #253 on branch 4.0 (Ignore Jest coverage directory) by @m...