Update README for version 1.3.0 features (#67)

Updated version number and added new features in the README.

# Pull Request

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Signed-off-by: Wes Etheredge <jwesleye@users.noreply.github.com>

Author: jwesleye

README.md

@@ -2,7 +2,7 @@
 
 An open foundational toolkit providing essential components for building AI agents with minimal dependencies for local (non-HTTP/API) actions.
 
-## 🆕 What's New in v1.2.1
+## 🆕 What's New in v1.3.0
 
 🎯 **NEW: Loadouts** - 6 pre-configured tool bundles for specific use cases (coder, docs writer, data analyst, web publisher, visual designer, office suite)