- Update printer_detail() to pass install_cmd, uninstall_cmd, has_driver, has_icon to template
- Rewrite printer_detail.html with Intune Commands, Export, and Icon sections
- Show command strings with Alpine.js copy-to-clipboard buttons (install-cmd, uninstall-cmd)
- Show NinjaRMM ZIP and .intunewin download links when driver assigned
- Add HTMX icon upload form with #icon-status swap target
- Remove disabled placeholder Regenerate Package button
- Add TestCommandPreview class (4 tests) to test_packages.py
- All 94 tests pass
