v2.1.0 - Configurable Mermaid Diagram Rendering

Added

• Configurable Mermaid Diagrams: New toggle in settings to enable/disable Mermaid diagram rendering
• Mermaid Settings Persistence: Mermaid preference saved to server settings and localStorage
• Granular Control: Users can now choose whether to render Mermaid diagrams or show them as code blocks

New Features

• Settings Toggle: Added "Render Mermaid code blocks (experimental)" checkbox in settings modal
• Fallback Behavior: When disabled, Mermaid code blocks display as regular code blocks
• User Choice: Allow users to disable potentially resource-intensive diagram rendering if desired
• Seamless Integration: Mermaid setting integrates with existing settings persistence system

Technical Improvements

• Server API: Extended settings API to support mermaidEnabled boolean parameter
• Default Values: Mermaid rendering defaults to false for better performance out-of-the-box
• Type Safety: Added proper TypeScript interfaces for mermaidEnabled setting
• Validation: Server-side validation for mermaidEnabled setting parameter

User Experience

• Performance Control: Users can disable Mermaid rendering for better performance with large documents
• Flexibility: Choose between diagram rendering or raw code display based on preference
• Settings Organization: Mermaid toggle logically grouped in settings modal
• Immediate Effect: Setting changes take effect immediately without page refresh

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