[TEST] Repo: Storybook smoke test CI

[kotAPI]

Labels: tests, priority:medium

Summary
Run Storybook build and basic interaction smoke tests in CI to catch runtime errors.

Acceptance Criteria

build-storybook executed in CI.

Playwright or @storybook/test-runner runs smoke tests on stories.

CI fails on story rendering errors.

Test Plan (Implementation Notes)
Framework: Storybook test-runner or Playwright
Files: .github/workflows/storybook.yml, .storybook/test-runner.js
Helpers: @storybook/testing-library
Edge cases: stories with controls, RTL stories
Coverage Targets: N/A.

Out of Scope
Visual regression testing.

Risk
medium – CI time increase.

Effort
M

References

package.json storybook scripts