Added Oura Ring MCP server to README.md

[rajvirtual]

Description

This pull request adds a link to Oura Ring MCP Server to the README file.

Server Details

• Server: Oura Ring
• Changes to:

Motivation and Context

This MCP server enables AI assistants to access and analyze your Oura Ring data through the Model Controller Protocol (MCP). It provides a structured way to fetch and understand your health metrics.

Features

• Secure access to your Oura Ring data
• Pre-defined prompts for common health analysis tasks
• Customizable queries for specific health insights
• Support for analyzing correlations between different metrics
• Proper handling of time units and calculation guidelines
• Visualization capabilities for health metrics

How Has This Been Tested?

Tested using an MCP-compatible client (Claude Desktop - Demos/Charts are in main repo readme file).

Breaking Changes

Users will need an Oura Ring account with Personal Access Token.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

Checklist

• I have read the MCP Protocol Documentation
• My changes follows MCP security best practices
• I have updated the server's README accordingly
• I have tested this with an LLM client
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have documented all environment variables and configuration options

Additional context