2025-07-26: Dashboard UI Improvements - AI Tools and MCP Hub Integration

[john-mutuma]

What does this PR do?

This PR enhances the NairoVIM dashboard interface by reorganizing AI tool entries and adding MCP Hub integration for improved user experience and workflow efficiency.

• Updated dashboard entries to better reflect the current AI tool setup
• Streamlined access to Avante AI integration with GitHub Copilot
• Added MCP Hub entry for quick access to Model Context Protocol management
• Improved clarity in AI tool descriptions and organization

Why is it needed?

The dashboard is the first interface users see when starting NairoVIM, so it's important that it accurately reflects the current tool configuration and provides easy access to key features. The changes improve:

• User clarity about available AI tools
• Quick access to MCP Hub for managing context protocol servers
• Better organization of development tools on the dashboard

How have the changes been tested?

• Manual testing of dashboard entries
• Verified all action commands work correctly
• Confirmed icons display properly
• Tested navigation flow from dashboard to respective tools

Screenshots (if applicable)

N/A - UI changes are in the terminal-based dashboard

Checklist

• Code follows project conventions and formatting guidelines
• Changes are focused and well-documented
• All dashboard entries have been tested
• Commit message follows conventional commit format
• Icons and descriptions are appropriate and clear
• No breaking changes introduced