try this home manager config

flake.nix

@@ -92,15 +92,19 @@
           modules = [ ./hosts/nixos/${configName}/configuration.nix ];
         };
       nixosConfigNames = builtins.attrNames (builtins.readDir ./hosts/nixos);
+      makeNixOnDroidConfig =
+        configName:
+        nix-on-droid.lib.nixOnDroidConfiguration {
+          extraSpecialArgs = { inherit inputs outputs; };
+          pkgs = import nixpkgs { system = "aarch64-linux"; };
+          modules = [ ./hosts/nixOnDroidHosts/${configName}/configuration.nix ];
+        };
+      nixOnDroidConfigNames = builtins.attrNames (builtins.readDir ./hosts/nixOnDroidHosts);
       treefmtEval = forAllSystems (system: treefmt-nix.lib.evalModule (makePkgs system) ./treefmt.nix);
     in
     {
       nixosConfigurations = nixpkgs.lib.genAttrs nixosConfigNames makeNixosConfig;
-      nixOnDroidConfigurations.default = nix-on-droid.lib.nixOnDroidConfiguration {
+      nixOnDroidConfigurations = nixpkgs.lib.genAttrs nixOnDroidConfigNames makeNixOnDroidConfig;
-        extraSpecialArgs = { inherit inputs outputs; };
-        pkgs = import nixpkgs { system = "aarch64-linux"; };
-        modules = [ ./hosts/nixOnDroidHosts/atreus/configuration.nix ];
-      };
       darwinConfigurations.prometheus = nix-darwin.lib.darwinSystem {
         system = "x86_64-darwin";
         modules = [ ./hosts/darwinHosts/prometheus/configuration.nix ];

hosts/nixOnDroidHosts/atreus/configuration.nix

@@ -1,5 +1,6 @@
 {
   pkgs,
+  inputs,
   ...
 }:
 {
@@ -12,6 +13,17 @@
     experimental-features = nix-command flakes
   '';
 
+  # Configure home-manager
+  home-manager = {
+    backupFileExtension = "hm-bak";
+    useGlobalPkgs = true;
+
+    config = {
+      home.stateVersion = "24.05";
+      # Add your home-manager config here
+    };
+  };
+
   build.activation.sshd = ''
     if [ ! -e /etc/ssh/ssh_host_ed25519_key ]; then
       $VERBOSE_ECHO "Generating host keys..."
@@ -40,6 +52,9 @@
       openssh
       just
       nh
+      # agenix tools
+      inputs.agenix.packages.${pkgs.stdenv.hostPlatform.system}.agenix
+      age
       (pkgs.writeShellScriptBin "lg-rerouting" ''
         ${pkgs.lazygit}/bin/lazygit --path /storage/emulated/0/Documents/rerouting
       '')

hosts/nixOnDroidHosts/luoji/configuration.nix

@@ -1,17 +1,29 @@
 {
   pkgs,
+  inputs,
   ...
 }:
 {
   user.userName = "osbm";
 
   # Read the changelog before changing this value
-  system.stateVersion = "25.11";
+  system.stateVersion = "24.05";
   # Set up nix for flakes
   nix.extraOptions = ''
     experimental-features = nix-command flakes
   '';
 
+  # Configure home-manager
+  home-manager = {
+    backupFileExtension = "hm-bak";
+    useGlobalPkgs = true;
+
+    config = {
+      home.stateVersion = "24.05";
+      # Add your home-manager config here
+    };
+  };
+
   build.activation.sshd = ''
     if [ ! -e /etc/ssh/ssh_host_ed25519_key ]; then
       $VERBOSE_ECHO "Generating host keys..."
@@ -40,6 +52,9 @@
       openssh
       just
       nh
+      # agenix tools
+      inputs.agenix.packages.${pkgs.stdenv.hostPlatform.system}.agenix
+      age
       (pkgs.writeShellScriptBin "lg-rerouting" ''
         ${pkgs.lazygit}/bin/lazygit --path /storage/emulated/0/Documents/rerouting
       '')