Start from scratch

1. Install Raspberry Pi OS Lite on a MicroSD with Raspberry Pi Imager
   • Raspberry Pi Imager is also available on Homebrew
   • enable access via SSH during installation
2. SSH into Raspberry Pi
3. Install Nix Package Manager
   • go with multi-user installation
   • run nix-channel --update to fix warning: Nix search path entry '/home/vorant94/.nix-defexpr/channels' does not exist, ignoring, source
4. Install Home Manager
   • choose latest stable channel (like 24.11)
5. Install git via Nix
   • edit ~/.config/home-manager/home.nix directly
6. Clone Homelab repo
7. Replace default Home Manager folder with symlink to one in repo
   • example ln -s ~/homelab/home-manager ~/.config/home-manager
8. Authenticate GitHub user
   • adding SSH key to GitHub account -> here

Cheatsheet

• Check Raspberry Pi model
  • cat /sys/firmware/devicetree/base/model
  • current output: Raspberry Pi 4 Model B Rev 1.4
• Check Raspberry Pi OS architecture
  • uname -m.
  • current output: aarch64