switch to nixos-unstable-small, which already finished the xz revert

https://github.com/NixOS/nixpkgs/issues/300055

https://nixpk.gs/pr-tracker.html?pr=300028

Signed-off-by: ahuston-0 <aliceghuston@gmail.com>

flake.lock

@@ -281,16 +281,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1711703276,
+        "lastModified": 1712047400,
-        "narHash": "sha256-iMUFArF0WCatKK6RzfUJknjem0H9m4KgorO/p3Dopkk=",
+        "narHash": "sha256-P1ddj7Anx1zQXyn1RqLcleA3ZL/8cmewWjdm2nR7mc8=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "d8fe5e6c92d0d190646fb9f1056741a229980089",
+        "rev": "43f956227e7bbcb11aa54ce1294f6b5bdf6c8fad",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-unstable",
+        "ref": "nixos-unstable-small",
         "repo": "nixpkgs",
         "type": "github"
       }

flake.nix

@@ -27,7 +27,7 @@
   };
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable-small";
     nixpkgs-stable.url = "github:nixos/nixpkgs/nixos-23.11";
     systems.url = "github:nix-systems/default";
     nix-index-database = {
@@ -147,9 +147,9 @@
         }
       );
 
-      src =
+      src = builtins.filterSource (
-        builtins.filterSource (path: type: type == "directory" || lib.hasSuffix ".nix" (baseNameOf path))
+        path: type: type == "directory" || lib.hasSuffix ".nix" (baseNameOf path)
-          ./.;
+      ) ./.;
       ls = dir: lib.attrNames (builtins.readDir (src + "/${dir}"));
       lsdir =
         dir:
@@ -258,12 +258,8 @@
                 ++ fileList "modules"
                 ++ modules
                 ++ lib.optional home home-manager.nixosModules.home-manager
-                ++
+                ++ lib.optional (builtins.elem "minimal" iso) "${toString nixpkgs}/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix"
-                  lib.optional (builtins.elem "minimal" iso)
+                ++ lib.optional (builtins.elem "sd" iso) "${toString nixpkgs}/nixos/modules/installer/sd-card/sd-image-aarch64.nix"
-                    "${toString nixpkgs}/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix"
-                ++
-                  lib.optional (builtins.elem "sd" iso)
-                    "${toString nixpkgs}/nixos/modules/installer/sd-card/sd-image-aarch64.nix"
                 ++ (
                   if home then
                     (map (user: { home-manager.users.${user} = import ./users/${user}/home.nix; }) users)
@@ -276,9 +272,7 @@
                     buildPlatform = "x86_64-linux";
                   };
                 }
-                ++
+                ++ map (
-                  map
-                    (
                   user:
                   {
                     config,
@@ -298,13 +292,11 @@
                       };
                     };
                   }
-                    )
+                ) users;
-                    users;
             };
         in
         (builtins.listToAttrs (
-          map
+          map (system: {
-            (system: {
             name = system;
             value = constructSystem (
               {
@@ -316,15 +308,12 @@
                 "home"
               ]
             );
-            })
+          }) (lsdir "systems")
-            (lsdir "systems")
         ))
         // (builtins.listToAttrs (
-          builtins.concatMap
+          builtins.concatMap (
-            (
             user:
-              map
+            map (system: {
-                (system: {
               name = "${user}.${system}";
               value = constructSystem (
                 {
@@ -338,15 +327,11 @@
                   "users"
                 ]
               );
-                })
+            }) (lsdir "users/${user}/systems")
-                (lsdir "users/${user}/systems")
+          ) (lsdir "users")
-            )
-            (lsdir "users")
         ));
 
-      devShell =
+      devShell = lib.mapAttrs (
-        lib.mapAttrs
-          (
         system: sopsPkgs:
         with nixpkgs.legacyPackages.${system};
         mkShell {
@@ -361,20 +346,17 @@
           ];
           shellHook = (nix-pre-commit.lib.${system}.mkConfig { inherit pkgs config; }).shellHook;
         }
-          )
+      ) sops-nix.packages;
-          sops-nix.packages;
 
       hydraJobs =
         {
           build = (
             recursiveMerge (
-              (map
+              (map (machine: {
-                (machine: {
                 ${machine.pkgs.system} = (
                   builtins.listToAttrs (
                     builtins.filter (v: v != { }) (
-                        map
+                      map (
-                          (
                         pkg:
                         (
                           if (builtins.hasAttr pkg.name pkgsBySystem.${machine.pkgs.system}) then
@@ -385,14 +367,11 @@
                           else
                             { }
                         )
-                          )
+                      ) machine.config.environment.systemPackages
-                          machine.config.environment.systemPackages
                     )
                   )
                 );
-                })
+              }) (builtins.attrValues self.nixosConfigurations))
-                (builtins.attrValues self.nixosConfigurations)
-              )
               ++ [
                 # not fully sure what this is for but it breaks with nixfmt
                 # (forEachSystem (system: {

users/alice/systems/artemision/configuration.nix

@@ -49,13 +49,10 @@
   sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
 
   services.fwupd.package =
-    (import
+    (import (builtins.fetchTarball {
-      (builtins.fetchTarball {
       url = "https://github.com/NixOS/nixpkgs/archive/bb2009ca185d97813e75736c2b8d1d8bb81bde05.tar.gz";
       sha256 = "sha256:003qcrsq5g5lggfrpq31gcvj82lb065xvr7bpfa8ddsw8x4dnysk";
-      })
+    }) { inherit (pkgs) system; }).fwupd;
-      { inherit (pkgs) system; }
-    ).fwupd;
 
   services.fprintd.enable = false;