automatic overlay for ./packages directory

also gamescope added system-wide and in flatpak for steam

hosts/takamaki/default.nix

@@ -6,7 +6,6 @@
   ...
 }: let
 modules-dir = ../../modules;
-packages = ../../packages;
 in {
   imports = [
     # inputs.nixos-millennium.nixosModules.default
@@ -24,7 +23,6 @@ in {
     inputs.nix-cachyos-kernel.overlays.pinned
     (final: prev: {
       mesa = pkgs-mesa-overlay.mesa;
-      fluxer = prev.pkgs.callPackage "${packages}/fluxer.nix" { };
     })
   ];
 
@@ -36,6 +34,9 @@ in {
     ipset
     appimage-run
     fluxer
+    fluxer-canary
+    proton-vpn
+    gamescope
   ];
 
   hardware.steam-hardware.enable = true;