add vm output path

homelab-services/incus-vm/flake.lock

@@ -32,7 +32,7 @@
         "type": "github"
       }
     },
-    "postgres-db": {
+    "postgresql-db": {
       "inputs": {
         "nixpkgs": "nixpkgs_2"
       },
@@ -49,7 +49,7 @@
     "root": {
       "inputs": {
         "nixpkgs": "nixpkgs",
-        "postgres-db": "postgres-db"
+        "postgresql-db": "postgresql-db"
       }
     }
   },

homelab-services/incus-vm/flake.nix

@@ -3,14 +3,14 @@
 
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-26.05";
-    postgres-db.url = "path:../postgresql-db";
+    postgresql-db.url = "path:../postgresql-db";
   };
 
   outputs =
     {
       self,
       nixpkgs,
-      postgres-db,
+      postgresql-db,
     }@inputs:
     {
       nixosConfigurations = {
@@ -19,7 +19,10 @@
           system = "x86_64-linux";
           modules = [
             ./virtual.nix
-            postgres-db.nixosModules.postgres-db
+            postgresql-db.nixosModules.postgresql-db
+
+            # declare the vm output
+            "${inputs.nixpkgs}/nixos/modules/virtualisation/incus-virtual-machine.nix"
           ];
         };
       };