JupyterLab 4.0 support
What's Changed
* don't build on schedule by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/52
* remove publish script by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/53
* migrate to latest template by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/54
* Update GHA by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/55
* use setup.py as cache file indicator by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/61
* Create dependabot.yml by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/62
* Bump moment from 2.29.1 to 2.29.3 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/56
* Bump path-parse from 1.0.6 to 1.0.7 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/57
* Bump node-fetch from 2.6.1 to 2.6.7 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/59
* Bump tmpl from 1.0.4 to 1.0.5 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/58
* Bump browserslist from 4.16.1 to 4.20.3 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/65
* Bump lodash from 4.17.20 to 4.17.21 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/66
* Bump hosted-git-info from 2.8.8 to 2.8.9 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/67
* Bump actions/checkout from 2 to 3 by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/64
* Bump codecov/codecov-action from 2 to 3 by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/63
* Bump minimist from 1.2.5 to 1.2.6 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/60
* bump js deps by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/68
* Bump actions/setup-python from 3 to 4 by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/69
* move from notebook to jupyter_server, move code of conduct inside github folder by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/70
* Bump EnricoMi/publish-unit-test-result-action from 1 to 2 by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/71
* Bump terser from 5.14.1 to 5.14.2 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/72
* Bump moment from 2.29.3 to 2.29.4 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/73
* add manual dispatch trigger to GitHub actions by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/74
* Update JS dependencies, update formatting for new black version by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/75
* Bump loader-utils from 1.4.0 to 1.4.2 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/76
* Bump http-cache-semantics from 4.1.0 to 4.1.1 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/78
* bump js dependencies, shift to using nb server log instead of separat… by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/79
* Bump webpack from 5.73.0 to 5.76.1 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/80
* Bump yaml from 2.2.1 to 2.2.2 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/81
* Bump semver from 5.7.1 to 5.7.2 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/83
* Bump word-wrap from 1.2.3 to 1.2.4 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/85
* Bump tough-cookie from 4.1.2 to 4.1.3 in /js by dependabot in https://github.com/timkpaine/jupyterlab_email/pull/82
* use os.pathsep for better cross platform support by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/88
* Add support for jupyterlab 4 by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/87
* Bump version: 0.2.4 → 0.3.0 by timkpaine in https://github.com/timkpaine/jupyterlab_email/pull/89
New Contributors
* dependabot made their first contribution in https://github.com/timkpaine/jupyterlab_email/pull/56
**Full Changelog**: https://github.com/timkpaine/jupyterlab_email/compare/v0.2.4...v0.3.0