Python typecheck

Workflow runs for Python typecheck

• Add readme

  completed successfully:
  Python typecheck#6:Commit25eb143pushedbyavi-perl
  master

  Apr 15, 202613s
  More actions for workflow run 6

• isolate settings tests from local .env

  completed successfully:
  Python typecheck#5:Commitbae8542pushedbyavi-perl
  master

  Apr 15, 202614s
  More actions for workflow run 5

• settings

  failed:
  Python typecheck#4:Commit2046787pushedbyavi-perl
  master

  Apr 15, 202610s
  More actions for workflow run 4

• ci: drop pnpm version pin, defer to packageManager field

  completed successfully:
  Python typecheck#3:Commite76465epushedbyavi-perl
  master

  Apr 15, 202615s
  More actions for workflow run 3

• clean up storybook browser-test wiring, add eslint, gitignore .claude

  completed successfully:
  Python typecheck#2:Commitb62238dpushedbyavi-perl
  master

  Apr 15, 202611s
  More actions for workflow run 2

• github actions, ruff, ty

  completed successfully:
  Python typecheck#1:Commit00383e1pushedbyavi-perl
  master

  Apr 15, 202614s
  More actions for workflow run 1