Update CHANGELOG for v1.0.0.

Author: suikan4github

CHANGELOG.md

@@ -2,6 +2,23 @@
 History of the project development
 
 ## [Unreleased] yyyy-mm-zz
+### Added
+### Changed
+### Deprecated
+### Removed
+### Fixed
+### Security
+### Known Issue
+
+## [v1.0.0] 2024-10-03
+### Release note. 
+First official release of the rpp_driver ( Raspberry Pi Pico Driver) class library. This release contains : 
+- a limited SDK Wrapper class for the basic operation. 
+- a basic GPIO class.
+- a basic I2C master class.  
+- a duplex slave I2S class. 
+- an ADAU1361 audio codec class.
+
 ### Added
 ### Changed
 - [Issue #4](https://github.com/suikan4github/rpp_driver/issues/4) Add gcov support for x86 build. 
@@ -20,5 +37,6 @@ History of the project development
 ## [v0.9.0] 2024-09-28
 Pre-release version. 
 
-[Unreleased]: https://github.com/suikan4github/rpp_driver/compare/v0.9.0...develop
+[Unreleased]: https://github.com/suikan4github/rpp_driver/compare/v1.0.0...develop
+[v1.0.0]: https://github.com/suikan4github/rpp_driver/compare/v0.9.0...v1.0.0
 [v0.9.0]: https://github.com/suikan4github/rpp_driver/compare/v0.0.0...v0.9.0