Add Rill Data MCP server to Official Integrations

[ericpgreen2]

Description

I am writing on behalf of Rill Data, a business intelligence tool. We have created an MCP server and would like to be added as part of the official 3rd party MCP servers list.

Server Details

• Server code: https://github.com/rilldata/rill/blob/main/runtime/server/mcp.go
• Tools: https://docs.rilldata.com/explore/mcp#supported-actions

Motivation and Context

The Rill MCP allows you to ask questions of your business data.

How Has This Been Tested?

Yes, the Rill server has been tested extensively, mainly with Claude Desktop.

Breaking Changes

None.

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

[olaservo]

Thanks for your contribution to the servers list. This has been merged in this combined PR: #2075

This is a new process we're trying out, so if you see any issues feel free to re-open the PR and tag me.