- Migrated configuration backend from JSON to YAML for better readability.
- Added automatic dual-caching (.config.cache.json) to preserve fast load times with YAML.
- Implemented a new 0ms latency fzf wrapper for bash and zsh (--fzf-wrapper).
- Updated sync plugin to support the new YAML config format and clear caches on extraction.
- Refactored 'completion.py' to gracefully handle fallback config formats.
- Added new test modules (test_capture, test_context, test_sync) covering core plugins.
- Updated existing unit tests to handle YAML config creation and parsing.
- Bumped version to 5.0b3 and regenerated HTML documentation.
- Added comprehensive unit test suite covering AI, core, plugins, completion, API, and hooks using pytest.
- Replaced bare 'except:' clauses across the codebase with specific exception handling (e.g., ValueError, KeyError, OSError) to prevent swallowing system exit calls.
- Fixed Python 3.8+ AST compatibility in plugins.py (support for ast.Constant).
- Removed deprecated pkg_resources import from __init__.py.
- Fixed missing 'printer' import in configfile.py that caused NameErrors during save failures.
- Refactored AI module to use litellm, supporting Anthropic, Google, OpenAI, etc.
- Introduced 'Engineer' (execution) and 'Architect' (strategic) AI agents.
- Added real-time streaming responses and interactive chat mode via 'rich'.
- Added CLI arguments for model/key overrides (--engineer-model, --architect-model).
- Replaced 'openai' with 'litellm' in requirements.txt and setup.cfg.
- Updated nodes.run() to support an 'on_complete' callback for live node-status streaming.
- Fixed an undefined variable bug (config.profiles -> self.profiles) in configfile.py.
- Updated README and docstrings with new AI plugin tool registration API.
- Regenerated HTML documentation using pdoc3.
- Bumped version to 5.0b1 for beta release.