chore(ui): add Vitest + Testing Library scaffolding

Prepares for Plan 03 unit tests (MustacheEditor, NotificationBell, wizard step
validation). jsdom environment + jest-dom matchers + canary test verifies the
wiring.
This commit is contained in:
hsiegeln
2026-04-20 12:16:22 +02:00
parent 2942025a54
commit 0aa1776b57
5 changed files with 1246 additions and 2 deletions

1209
ui/package-lock.json generated

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