Update CHANGELOG.md to include release management and local installation features in v1.0.0

- Add release management system with agent-releaseManager and 6 release- targets
- Include install-local target for PyPI-equivalent local testing
- Document enhanced Makefile with structured release workflow
- Complete v1.0.0 feature documentation for production release

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

CHANGELOG.md

@@ -43,6 +43,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - `list/status/validate` - Discovery and maintenance operations
   - `templates` - Project template management
   - `detect/migrate/extensions` - Existing project integration
+- **Enhanced Makefile with release management and local testing**:
+  - `install-local` - Install from locally built package for PyPI-equivalent testing
+  - `release-*` targets - Complete structured release workflow (6 targets)
+  - Agent management targets with `agents-` prefix for consistency
 - **Dependency resolution and validation** with safety measures and backup/rollback support
 - **Console script entry point** making kaizen-agentic command available globally after pip install
 - **Context manifest system** with external documentation references (ContextManifest.md)
@@ -51,6 +55,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - **Multi-language build system integration** examples and patterns
 - **Complete test coverage** for all distribution system components (134 test files)
 - **Package data distribution** with all agents included in pip-installable package
+- **Release management system** with agent-releaseManager and 6 structured make targets:
+  - `release-check` - Validate release readiness with comprehensive checklist
+  - `release-prepare` - Build packages and prepare for publication
+  - `release-test` - Test publication workflow using TestPyPI
+  - `release-publish` - Publish to production PyPI with safety checks
+  - `release-finalize` - Post-release tasks (tags, GitHub releases, documentation)
+  - `release-rollback` - Emergency rollback procedures and guidance
+- **Local package installation** with `make install-local` target for PyPI-equivalent testing
 
 #### Documentation and User Experience
 - **Comprehensive documentation suite**: