release: Prepare v1.6.3 - Automated release pipeline

This release adds comprehensive automation for future releases.

### Added
- Enhanced GitHub Actions workflow for fully automated releases
- Automatic package validation and PyPI publishing
- Smart changelog extraction from CHANGELOG.md

### Infrastructure
- Configured .pypirc for easy manual uploads
- Added PYPI_API_TOKEN to GitHub secrets
- Excluded working files and build artifacts from repository

### Developer Experience
Future releases now automated - just push a tag!

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

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

Author: GeneAI

CHANGELOG.md

@@ -5,6 +5,28 @@ All notable changes to the Empathy Framework will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.6.3] - 2025-11-21
+
+### Added
+- **Automated Release Pipeline**: Enhanced GitHub Actions workflow for fully automated releases
+  - Automatic package validation with twine check
+  - Smart changelog extraction from CHANGELOG.md
+  - Automatic PyPI publishing on tag push
+  - Version auto-detection from git tags
+  - Comprehensive release notes generation
+
+### Changed
+- **Developer Experience**: Streamlined release process
+  - Configured ~/.pypirc for easy manual uploads
+  - Added PYPI_API_TOKEN to GitHub secrets
+  - Future releases: just push a tag, everything automated
+
+### Infrastructure
+- **Repository Cleanup**: Excluded working files and build artifacts
+  - Added website build exclusions to .gitignore
+  - Removed working .md files from git tracking
+  - Cleaner repository for end users
+
 ## [1.6.2] - 2025-11-21
 
 ### Fixed

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "empathy-framework"
-version = "1.6.2"
+version = "1.6.3"
 description = "A five-level maturity model for AI-human collaboration with anticipatory empathy"
 readme = {file = "README.md", content-type = "text/markdown"}
 requires-python = ">=3.10"