Add OpenZIM MCP server to community servers

[cameronrye]

Summary

Adds OpenZIM MCP server to the community servers list in the README.

Description

OpenZIM MCP is a modern, secure, and high-performance MCP server that enables AI models to access and search ZIM format knowledge bases offline, including Wikipedia and other educational content archives.

Key Features:

• 🔒 Security first with comprehensive input validation
• ⚡ High performance with intelligent caching
• 🧠 Smart retrieval with automatic fallback mechanisms
• 🧪 Well tested with 90%+ test coverage
• 📝 Type safe with full type annotations
• 🔧 Configurable with flexible configuration options

Repository:

https://github.com/cameronrye/openzim-mcp

Changes Made

• Added OpenZIM MCP entry to community servers section in README.md
• Maintained alphabetical ordering (placed after OpenWeather, before Operative WebEvalAgent)
• Follows established format and conventions

Checklist

• Entry added in correct alphabetical position
• Follows established format: - **[Name](URL)** - Description
• Description is concise and highlights key value proposition
• Link points to correct GitHub repository
• Conventional commit message used

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Note: This server provides unique value by enabling offline access to knowledge bases in ZIM format, which is particularly useful for AI applications that need reliable access to educational content like Wikipedia without internet connectivity.