Add workflow-list, execution-history, and health-dashboard apps.
Redesign operation-result with operation-aware headers, detail panels,
and copy-to-clipboard. Fix React hooks violations in validation-summary
and execution-history (useMemo after early returns). Add local preview
harness for development. Update tests for 5-app config.
Conceived by Romuald Członkowski - www.aiadvisors.pl/en
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
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