adds experimental flake per host settings

bin/actions/update.sh

@@ -104,7 +104,7 @@ sys_packages() {
     brew cleanup
   else
     if [ -x "$(command -v nixos-version)" ]; then
-      sudo nixos-rebuild switch
+      cd $HOME/dotfiles/config/nixos && sudo nixos-rebuild switch --flake .#$DOTF_HOSTNAME
 
       # Exit if this failed
       if [ $? -ne 0 ]; then
@@ -211,7 +211,7 @@ git_repos() {
 }
 
 homemanager() {
-  cd $HOME/dotfiles/config/home-manager && NIXPKGS_ALLOW_UNFREE=1 home-manager switch
+  cd $HOME/dotfiles/config/home-manager && NIXPKGS_ALLOW_UNFREE=1 home-manager switch -b backup
 }
 
 ensure_homemanager_installed() {

config/nixos/configuration.nix

@@ -4,7 +4,6 @@
     # Include the results of the hardware scan.
     /etc/nixos/hardware-configuration.nix
     ./packages/default.nix
-    ./nvidia.nix
     ./virtualization.nix
     ./users.nix
     ./flatpak.nix

config/nixos/flake.nix

@@ -0,0 +1,29 @@
+{
+  description = "menno's dotfiles";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-24.05";
+  };
+
+  outputs =
+    { self, nixpkgs }:
+    {
+      nixosConfigurations = {
+        "mennos-laptop" = nixpkgs.lib.nixosSystem {
+          system = "x86_64-linux";
+          modules = [
+            ./configuration.nix
+            ./nvidia.nix
+            { networking.hostName = "mennos-laptop"; }
+          ];
+        };
+        "mennos-gamingpc" = nixpkgs.lib.nixosSystem {
+          system = "x86_64-linux";
+          modules = [
+            ./configuration.nix
+            { networking.hostName = "mennos-desktop"; }
+          ];
+        };
+      };
+    };
+}