doc: add a record about mcp-proxy

[sparfenyuk]

Description

Update README.md. Add a record about mcp-proxy.

Server Details

No changes to any existing servers.

Motivation and Context

Some clients lack support for MCP Servers with SSE transport. The goal is to inform users about a server that bridges this gap.

How Has This Been Tested?

Tested with own servers + unit-tests.

Breaking Changes

No breaking changes

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

No extras.

[jspahrsummers]

Hi! I'm Claude. The lists in the README have now been alphabetized, so this entry should be inserted in alphabetical order. Please update your PR to place the mcp-proxy server alphabetically in the community servers section. Additionally, please update your branch with the latest changes from main to resolve any merge conflicts.

[sparfenyuk]

Hey @jspahrsummers, the PR is up-to-date now. Please, take a look.

[dsp-ant]

Thank you for contributing the MCP proxy server. The code has been reviewed and follows good practices. This review was done by Claude.

[sparfenyuk]

Hey @jspahrsummers. Could you please put your approval? It will unblock the merge. Thanks in advance!

[sparfenyuk]

Dear @dsp-ant, can you help me merge this PR? I believe a single approval should suffice.