Update README

Signed-off-by: Mihai Criveti <[email protected]>

Author: crivetimihai

README.md

@@ -120,7 +120,9 @@ ContextForge MCP Gateway is a feature-rich gateway, proxy and MCP Registry that
 
 **ContextForge MCP Gateway** is a gateway, registry, and proxy that sits in front of any [Model Context Protocol](https://modelcontextprotocol.io) (MCP) server or REST API-exposing a unified endpoint for all your AI clients.
 
-It supports:
+**⚠️ Caution**: The current release (0.3.1) is considered alpha / early beta. It is not production-ready and should only be used for local development, testing, or experimentation. Features, APIs, and behaviors are subject to change without notice. **Do not** deploy in production environments without thorough security review, validation and additional security mechanisms.  Many of the features required for secure, large-scale, or multi-tenant production deployments are still on the [project roadmap](https://ibm.github.io/mcp-context-forge/architecture/roadmap/) - which is itself evolving.
+
+It currently supports:
 
 * Federation across multiple MCP and REST services
 * Virtualization of legacy APIs as MCP-compliant tools and servers