chore: bump version to 0.4.2

chore: bump version to 0.4.1

style: fix markdown linting issues for release

feat: release v0.3.0 with Vertex AI RAG CLI and integration tests

fix(tests): suppress mypy unreachable code error in prompt config test

fix: make gemini CLI commands conditional on backend installation

- Wrap gemini command registration in try/except to handle ImportError
- Only show gemini commands when google-genai is installed
- Show helpful error message if user tries gemini commands without backend
- Allows kanoa[local] users to use CLI without gemini dependency
- Add test coverage for optional backend behavior

Fixes issue where 'kanoa --help' would crash when gemini backend not installed.
Resolves #<issue-number> if applicable

chore: bump version to 0.2.1

chore: disable MD060 rule for table column style

chore: bump version to 0.1.5 and overhaul roadmap

- Update version from 0.1.4 to 0.1.5
- Complete roadmap overhaul: reduce from 2,710 to 400 lines (~85% reduction)
- Remove vestigial implementation plans and code sketches
- Refocus on strategic priorities: Advanced Grounding (Phase 1)
- Prioritize Google's grounding capabilities (RAG Engine, Search, Custom Search)
- Defer Ollama to Phase 3 to focus on core differentiation
- Add clear success metrics for each phase
- Maintain consistent markdown formatting

v0.1.4: Logging UX improvements and documentation updates

Changes:
- refactor(logging): Rename log_bg_color → internal_log_bg_color
- refactor(logging): log_stream() defaults to user_log_bg_color (gray)
- fix(logging): Opacity consistency between stream types
- fix(logging): CSS horizontal scrollbar with box-sizing
- feat(logging): Add bg_opacity parameter to log_stream()
- docs: Rewrite logging.md with accurate documentation
- docs: Add custom domain (kanoa.docs.lhzn.io)
- docs: Clean up docs/README.md structure

chore: bump version to 0.1.3