chore: update

Author: meabed

CHANGELOG.md

@@ -2,13 +2,26 @@
 
 ## [Unreleased]
 
+## v1.2.1
+
 ### Added
 
+- ESM build support with dual CommonJS/ESM exports
+- Separate TypeScript configurations for ESM and CommonJS builds
+- Build script to fix ESM imports with .js extensions
+- Support for both import and require syntax
+- CONTRIBUTING.md with contribution guidelines
 - Enhanced package.json exports field for better module resolution
 - Support for subpath exports allowing cleaner imports (e.g., `@devmehq/sdk-js/api`)
 - Proper TypeScript types exports for all subpaths
 - Files field in package.json to optimize npm package size
 
+### Changed
+
+- Updated SDK types and client structure
+- Improved API structure and code formatting
+- Enhanced linting configuration
+
 ### Fixed
 
 - Corrected main and types paths to point to dist directory