docs: update README author section and metadata cleanup

Author: cryptoflops

CHANGELOG.md

@@ -0,0 +1,9 @@
+# Changelog
+
+## 1.0.0 — Initial Release
+- Smart Session Example Contract (Base)
+- Reown AppKit Integration (React + Wagmi)
+- Express Backend Smart Session Executor
+- Full Vite Frontend
+- Hardhat Deploy + Verification Support
+- GitHub Actions CI