Add standalone MCP server for Claude Desktop integration

- Create dedicated MCP server with Nomad job management tools
- Add Claude Desktop configuration for MCP server connection
- Update requirements with mcp dependency for standalone server

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

claude_desktop_config.json

@@ -0,0 +1,12 @@
+{
+  "mcpServers": {
+    "nomad-mcp": {
+      "command": "python",
+      "args": ["/Users/nkohl/Documents/Code/nomad_mcp/mcp_server.py"],
+      "env": {
+        "NOMAD_ADDR": "http://localhost:4646",
+        "PYTHONPATH": "/Users/nkohl/Documents/Code/nomad_mcp"
+      }
+    }
+  }
+}