Add tests for setup package (28.4% → 53.8% coverage)
Adds comprehensive tests for:
- factory.go: updateBeadsSection, removeBeadsSection, createNewAgentsFile,
InstallFactory, RemoveFactory
- cursor.go: InstallCursor, RemoveCursor, CheckCursor
- aider.go: InstallAider, RemoveAider, CheckAider, templates
Coverage improved from 21.6% (measured) to 53.8%, exceeding 50% target.
(bd-sh4c)
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
091b4b8f35