Add MCP server with bearer-token auth and Claude integration docs#44

Copilot wants to merge 9 commits intomainsrl-labs/nornir-srl:mainfrom

copilot/create-mcp-server-for-fcli-toolsrl-labs/nornir-srl:copilot/create-mcp-server-for-fcli-toolCopy head branch name to clipboard