build using the following command:
nix build ./flake.nix#nixosConfigurations.lambda.config.system.build.toplevel
Use the following command to install the configuration:
nixos-rebuild boot --flake ./#machine_name
You need to replace the machine name by the machine you wish to install, for example a machine called Lambda
would be installed using the following command:
nixos-rebuild boot --flake ./#lambda