Release v1.0.1: Fix CLI error messages and improve user experience

### Key Fixes
- Resolve spurious "Got unexpected extra argument" error messages in Click library
- Fix malformed YAML frontmatter in agent definition files
- Enhance global installation capability with improved make install-global

### Technical Implementation
- Add intelligent CLI error handling with safe_cli_wrapper() function
- Implement comprehensive test suite for error suppression (11 test cases)
- Create detailed documentation and future maintenance guide
- Update entry point to provide clean user experience

### Files Added
- tests/test_cli_error_handling.py - Comprehensive test coverage
- CLICK_WORKAROUND.md - Technical documentation and removal timeline

### Files Modified
- pyproject.toml - Version bump to 1.0.1 and entry point update
- CHANGELOG.md - Detailed release notes for v1.0.1
- README.md - Added known issues section
- src/kaizen_agentic/cli.py - Click error handling implementation
- Multiple agent files - Fixed YAML frontmatter formatting

Resolves: Issue #3 - CLI argument parsing errors and user confusion

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

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

src/kaizen_agentic/data/agents/agent-test-maintenance.md

@@ -1,3 +1,10 @@
+---
+name: test-maintenance
+category: development-process
+description: Specialized agent for analyzing and fixing failing tests in projects
+dependencies: []
+---
+
 # Test-Fixing Agent
 
 ## Purpose