fix(ci): run only E2E tests in workflow, restore console output

[best]

Summary

• Filter E2E workflow to only run E2E tests via --testPathPattern e2e (previously ran all 1028 tests including unit/integration)
• Add --reporter=default alongside --reporter=json to restore console output in CI logs

Test plan

• Trigger E2E workflow via workflow_dispatch and verify only E2E tests run
• Confirm CI logs show test results in console output
• Confirm e2e-results.json artifact is still uploaded

Closes #50

[github-actions]

🤖 AI Code Review

Automated review for PR #51 — informational only, does not block merge.

Checklist

	Item	Notes
✅	Type Safety	No issues detected
✅	Error Handling	No issues detected
✅	Test Coverage	No issues detected
✅	API Consistency	No public API changes
✅	Breaking Changes	No breaking changes detected

Stats

• 📁 Files changed: 1 (0 TypeScript)
• ➕ Lines added: 1
• 🧪 Test files updated: 0

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All checks passed — looks good! 🎉

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