chore(release): bump version to 0.4.0

Author: ronan-fesselier

CHANGELOG.md

@@ -1,10 +1,5 @@
 # Changelog
 
-All notable changes to this project will be documented in this file.
-
-The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
-and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
-
 ## [Unreleased]
 
 ### Added
@@ -13,20 +8,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
-- **CMake Simplification**: Drastically simplified CMake configuration for header-only library
-  - Removed multi-config export loop (header-only libraries don't need configuration-specific targets)
-  - Removed unnecessary `NFX_HASHING_LIB_DIR` variable from package config
-  - Cleaned up packaging to source-only generation (binary packages unnecessary for header-only library)
-  - Removed binary packaging options: `PACKAGE_ARCHIVE`, `PACKAGE_DEB`, `PACKAGE_RPM`, `PACKAGE_WIX`
+- NIL
 
 ### Deprecated
 
 - NIL
 
 ### Removed
 
-- **Binary Packaging**: Removed all binary package generation (TGZ/ZIP archives, DEB, RPM, WIX MSI)
-  - Users should use FetchContent, git submodules, or GitHub source archives
+- NIL
 
 ### Fixed
 
@@ -36,6 +26,27 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - NIL
 
+## [0.4.0] - 2026-02-15
+
+### Added
+
+- WebAssembly/Emscripten support with automatic software fallback for SSE4.2 intrinsics
+
+### Changed
+
+- **CMake Simplification**: Drastically simplified CMake configuration for header-only library
+  - Removed multi-config export loop (header-only libraries don't need configuration-specific targets)
+  - Removed unnecessary `NFX_HASHING_LIB_DIR` variable from package config
+  - Cleaned up packaging to source-only generation (binary packages unnecessary for header-only library)
+  - Removed binary packaging options: `PACKAGE_ARCHIVE`, `PACKAGE_DEB`, `PACKAGE_RPM`, `PACKAGE_WIX`
+
+### Removed
+
+- `NFX_HASHING_ENABLE_SIMD` CMake option (header-only library - SIMD controlled by user's compile flags)
+  - All SIMD compile options from INTERFACE target (users manage their own optimization flags)
+- **Binary Packaging**: Removed all binary package generation (TGZ/ZIP archives, DEB, RPM, WIX MSI)
+  - Users should use FetchContent, git submodules, or GitHub source archives
+
 ## [0.3.1] - 2026-02-14
 
 ### Fixed

CMakeLists.txt

@@ -9,7 +9,7 @@
 cmake_minimum_required(VERSION 3.20)
 
 project(nfx-hashing
-    VERSION 0.3.1
+    VERSION 0.4.0
     DESCRIPTION "Modern C++20 header-only hashing library with hardware acceleration"
     HOMEPAGE_URL "https://github.com/nfx-libs/nfx-hashing"
     LANGUAGES CXX
@@ -46,7 +46,6 @@ option(NFX_HASHING_BUILD_SAMPLES       "Build samples"                       OFF
 option(NFX_HASHING_BUILD_BENCHMARKS    "Build benchmarks"                    OFF)
 option(NFX_HASHING_BUILD_DOCUMENTATION "Build Doxygen documentation"         OFF)
 
-
 # --- Installation ---
 option(NFX_HASHING_INSTALL_PROJECT     "Install project"                     OFF)