aigcm 0.2.0

`aigcm` generates meaningful git commit messages using artificial intelligence. It supports multiple AI providers including OpenAI, Anthropic, Google, and local models via Ollama. The gem automatically detects private repositories and defaults to using local models for security. It integrates seamlessly with git workflows and supports various commit scenarios including amending commits and handling staged changes. The gem follows conventional commit message formats and allows customization of commit message styles through configuration.