- Add ToolSource dataclass for attribution metadata (type, license, url, author, original_tool)
- Add source and version fields to Tool dataclass
- Update Tool.from_dict() and to_dict() to handle source field
- Display source attribution in TUI info panel
- Show [imported]/[forked] markers in cmdforge list
- Add import_fabric.py script to import Fabric patterns as CmdForge tools
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
