feat: add mermaid.js diagram rendering support#116
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backnotprop merged 1 commit intomainfrom Jan 28, 2026
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- Detect mermaid code blocks and render as interactive diagrams - Dark theme matching Plannotator UI - Toggle between source code and rendered diagram view - Use getBBox() to recalculate viewBox for proper centering - Error state shows source code fallback - Add mermaid diagram to demo plan Closes #115 Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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Summary
mermaidcode blocks and render as interactive diagramsgetBBox()to recalculate viewBox for proper centering (fixes mermaid's off-center rendering bug)Test plan
bun run dev:hookand open http://localhost:3000Closes #115
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