flake: move overlays to flake outputs

flake.nix

@@ -7,8 +7,7 @@
   inputs.home.url = "github:nrdxp/home-manager/flakes";
 
   outputs = { self, home, nixpkgs }: {
-    nixosConfigurations =
-      let
+    nixosConfigurations = let
       configs = import ./hosts {
         inherit nixpkgs;
         flake = self;
@@ -17,6 +16,11 @@
 
     in
       configs;
+
+    overlays = let
+      pkgs = import ./pkgs;
+    in
+      [ pkgs ];
   };
 
 }

hosts/default.nix

@@ -21,6 +21,8 @@ let
             "nixos-config=/etc/nixos/configuration.nix"
           ];
           system.configurationRevision = flake.rev;
+
+          nixpkgs.overlays = flake.overlays;
         };
 
         local = import "${toString ./.}/${self}.nix";

profiles/core.nix

@@ -142,11 +142,6 @@ in
 
 
   nixpkgs.config.allowUnfree = true;
-  nixpkgs.overlays = let
-    overlay = import ../pkgs;
-  in
-    [ overlay ];
-
 
 
   programs.mtr.enable = true;