archon/original_archon/agent-resources/mcps/file_system.json

{
    "mcpServers": {
      "filesystem": {
        "command": "npx",
        "args": [
          "-y",
          "@modelcontextprotocol/server-filesystem",
          "/Users/username/Desktop",
          "/path/to/other/allowed/dir"
        ]
      }
    }
  }