- Add apt-ostree, deb-bootupd, and bootc packages to tools/
- Update Containerfile to install Particle-OS tools with dependencies
- Add tool verification script and updated welcome message
- Update justfile with new build and test recipes
- Add comprehensive tool testing and bootable image generation
- Successfully integrate 2/3 tools (apt-ostree and bootupd working)
- Note: bootc package contains only documentation, not binary
Ready for bootable image generation and QEMU testing!
