Make a hosts directory.

flake.nix

@@ -16,7 +16,7 @@
       };
     in {
       nixosConfigurations = {
-        c1 = mkNixos "c1" [ ./c1.nix ];
+        c1 = mkNixos "c1" [ ./hosts/c1 ];
       };
 
       deploy = {

hosts/c1/default.nix

@@ -2,8 +2,8 @@
 {
   imports = [ 
     inputs.impermanence.nixosModules.impermanence
-    ./compute-node.nix
-    ./c1-hardware.nix
+    ../common/compute-node.nix
+    ./hardware.nix
   ];
 
   networking.hostName = hostname;