- Add Init: returns all elements except last, and the last element
- Useful for destructuring lists from the right
- Comprehensive tests including edge cases
- Benchmark included
Example: Init([1,2,3,4,5]) → ([1,2,3,4], 5)
Resolves Issue 17
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
