feat(wrapping): introduce wrapped configurations

hosts/python/apps.nix

@@ -1,6 +1,7 @@
 {
   inputs,
   pkgs,
+  lib,
   ...
 }: {
   environment = {
@@ -19,6 +20,10 @@
 
   alqueva = {
     programs = {
+      swaybg = {
+        enable = true;
+        wallpaper = "${inputs.wallpkgs.packages.${pkgs.system}.nature}/share/wallpapers/nature/07.jpg";
+      };
       libvirt.enable = true;
       direnv.enable = true;
       git.enable = true;
@@ -29,9 +34,30 @@
       package = pkgs.amadaluzian-xonsh;
     };
     system.pipewire.enable = true;
-    wms.river.enable = true;
+    wms.niri.enable = true;
   };
 
+  programs.nh = {
+    enable = true;
+    clean.enable = true;
+    package = pkgs.symlinkJoin {
+      name = "nh";
+      paths = [
+        pkgs.nh
+      ];
+      nativeBuildInputs = [
+        pkgs.makeWrapper
+      ];
+      postBuild = ''
+        wrapProgram $out/bin/nh \
+          --set FLAKE "/home/artur/.config/nixos"
+      '';
+      meta = {inherit (pkgs.nh.meta) mainProgram;};
+    };
+  };
+
+  nix.gc.automatic = lib.mkForce false;
+
   xdg.mime = {
     enable = true;
     defaultApplications = {