How to setup local development

If using dev containers

Setup all prereqs for DevContainers
Assuming you're using VSCode with ms-vscode-remote.remote-containers plugin.
Allow it to open the workplace in the container.

If using gitpod (not recommeneded)

Open repo in gitpod.
...
Profit.

If using nix (not recommeneded)

Install nix
nix-env -i direnv
hook to your shell
direnv allow .

How to publish an update

Create new branch.
yarn global add yarn-upgrade-all
npx yarn-upgrade-all
yarn run all
If everything passes create a new pull request.
After merging tag with the new version.