Rust MCP Filesystem

### 📌 Summary <!-- Provide a concise description of your changes. What problem does this PR solve? --> ### 🔍 Related Issues <!-- Link related issues using keywords like "Fixes #123" or "Closes #456" --> - Fixes # ### ✨ Changes Made <!-- List the key changes introduced in this PR --> - Change 1 - Change 2 - Change 3 ### 🛠️ Testing Steps <!-- Explain how reviewers can test your changes, if applicable --> ### 💡 Additional Notes <!-- Any other information or context about the PR -->