Add continuous delivery

[pokey]

See:

• https://code.visualstudio.com/api/working-with-extensions/continuous-integration

• https://github.com/microsoft/vscode-test/blob/main/sample/azure-pipelines.yml

• add black checker for python code

• add isort for python code

• use version bump script bump major --tag --push from bump as an action like in semver-release-action

  • including auto-update release notes with link to PR, date, etc. (use plop.js?)

• Dismiss stale reviews

• Add code owners?

[pokey]

https://github.com/github-changelog-generator/github-changelog-generator