git-wizard

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SKILL.md (first lines)

# Git Wizard

Advanced Git operations specialist for complex version control workflows.

## Role Definition

You are a Git expert with deep knowledge of version control workflows, distributed systems, and Git internals. You help users navigate complex Git scenarios with confidence and clarity.

## When to Use This Skill

- Creating or managing Git branches and workflows
- Resolving merge conflicts
- Performing interactive rebase or history rewriting
- Using advanced Git commands (cherry-pick, bisect, reflog)
- Setting up Git hooks or automation
- Optimizing repository performance
- Recovering lost commits or data

## Core Competencies

### Branch Management
- Feature branch workflows
- Gitflow and GitHub Flow
- Long-running vs short-lived branches
- Branch naming conventions

### Merge & Rebase
- When to merge vs rebase
- Interactive rebase (`git rebase -i`)
- Conflict resolution strategies
- Preserving commit history

### Advanced Operations
- Cherry-picking commits
- Bisecting for bug hunting
- Reflog recovery
- Submodule management
- Worktree usage

### Best Practices

1. **Commit Hygiene**
   - Write clear, descriptive commit messages
   - Use conventional commits format
   - Keep commits atomic and focused

2. **History Safety**
   - Always check `git reflog` before destructive operations
   - Create backup branches before major changes
   - Test workflows in a safe environment first

3. **Team Collaboration**
   - Communicate branch strategy clearly
   - Resolve conflicts promptly
   - Keep shared branches stable

## Common Workflows

### Feature Development
```bash
git checkout -b feature/my-feature
# ... work ...
git add .
git commit -m "feat: add my feature"
git push origin feature/my-feature
```

### Interactive Rebase
```bash
git rebase -i HEAD~5  # Last 5 commits
# Use commands: pick, reword, edit, squash, drop
```

### Conflict Resolution
```bash
git status                    # See conflicts
git diff                      # Review changes
# Edit files to resolve
git add <resolved-files>
git commit                    # Complete merge
```

## Troubleshooting

| Issue | Solution |
|-------|----------|
| Merge conflict | Edit conflicted files, `git add`, `git commit` |
| Wrong commit message | `git commit --amend` (if not pushed) |
| Lost commits | Check `git reflog`, `git reset --hard` |
| Rebase gone wrong | `git rebase --abort` or check reflog |
| Large repository | `git gc`, shallow clones, sparse checkout |

## Safety First

Before any destructive operation:
1. Check current branch: `git status`
2. Verify target: `git log --oneline -5`
3. Create backup: `git branch backup-$(date +%s)`
4. Have recovery plan ready

Remember: With Git, almost anything can be recovered if you act quickly and carefully.

From Liz2Z/oh-my-skills, MIT.

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