* README updates.
* Ensure pre-commit black args match those in Makefile.
* Ensure pre-commit and requirements versions align, and the commands run are the same in pre-commit and Makefile.
* Update README files to reflect recent changes. Where possible, remove duplication and point to the official docs.
* Run format and pre-commit prettifier on code.
* Remove isort - it causes more trouble than is justified.
* Ensure usage examples in the README.
* Remove duplicate LICENSE.
* Remove un-userd pyscript.sw directory and its content.
* Remove ReadTheDocs settings (unused).
* Remove un-used pyproject.toml
* Remove now unused CHANGELOG. Changes now tracked via release notes on GitHub.
* Updated / cleaned release page template and associated GH actions.
* Update prettierignore to remove un-needed refs.
* Move troubleshooting into correct README.
* Add reason for the index.html
* Rename the "pyscript.core" directory to "core".
* Update PR template because CHANGELOG is no longer used.
* Codespell configuration in pyproject.toml.
* Update pyscript.core -> core in .githubignore
* Remove test-results/.last-run.json. This should be ignored by git.
* Pin nodejs version.
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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>