- Strengthen system prompt to enforce pure content output
- Introduce CleanCodeResponse to strip markdown fences from Grok responses
- Display proposed file changes as a unified diff for better preview
- Clean up .gitignore and add ignores for logs/tmp files
- Delete built binary grokkit file
- Switch chat command from Bubble Tea TUI to basic CLI with bufio.
- Hardcode Grok model in commands, remove Viper config.
- Stream responses directly in client, remove channel-based streaming.
- Add safe previews/backups in edit, simplify prompts across tools.
- Update git helper and trim unused deps in go.mod.
