v0.2.1

Changes

• Fixed a bug where manually editing a commit message only reflected the changes on the cli, didn't update the final message used for commit.
• Fixed bugs with cli argument parsing.
• Refactor system and user prompts.
• Migrate from hardcoded prompts to Jinja2 templates.
• Change default model to thudm/glm-4-32b:free for better overall performance and shorter latency.
• Update nixpkgs flake input.

Full Changelog: v0.2.0...v0.2.1