feat: drop flake-parts

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/3d04084d54bedc3d6b8b736c70ef449225c361b1?narHash=sha256-K5ZLCyfO/Zj9mPFldf3iwS6oZStJcU4tSpiXTMYaaL0%3D' (2024-10-01)
  → 'github:hercules-ci/flake-parts/506278e768c2a08bec68eb62932193e341f55c90?narHash=sha256-hgmguH29K2fvs9szpq2r3pz2/8cJd2LPS%2Bb4tfNFCwE%3D' (2024-11-01)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/5633bcff0c6162b9e4b5f1264264611e950c8ec7?narHash=sha256-9UTxR8eukdg%2BXZeHgxW5hQA9fIKHsKCdOIUycTryeVw%3D' (2024-10-09)
  → 'github:nixos/nixpkgs/7ffd9ae656aec493492b44d0ddfb28e79a1ea25d?narHash=sha256-Dqg6si5CqIzm87sp57j5nTaeBbWhHFaVyG7V6L8k3lY%3D' (2024-11-02)

flake.lock

@@ -1,32 +1,12 @@
 {
   "nodes": {
-    "flake-parts": {
-      "inputs": {
-        "nixpkgs-lib": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1727826117,
-        "narHash": "sha256-K5ZLCyfO/Zj9mPFldf3iwS6oZStJcU4tSpiXTMYaaL0=",
-        "owner": "hercules-ci",
-        "repo": "flake-parts",
-        "rev": "3d04084d54bedc3d6b8b736c70ef449225c361b1",
-        "type": "github"
-      },
-      "original": {
-        "owner": "hercules-ci",
-        "repo": "flake-parts",
-        "type": "github"
-      }
-    },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1728492678,
+        "lastModified": 1730531603,
-        "narHash": "sha256-9UTxR8eukdg+XZeHgxW5hQA9fIKHsKCdOIUycTryeVw=",
+        "narHash": "sha256-Dqg6si5CqIzm87sp57j5nTaeBbWhHFaVyG7V6L8k3lY=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "5633bcff0c6162b9e4b5f1264264611e950c8ec7",
+        "rev": "7ffd9ae656aec493492b44d0ddfb28e79a1ea25d",
         "type": "github"
       },
       "original": {
@@ -38,7 +18,6 @@
     },
     "root": {
       "inputs": {
-        "flake-parts": "flake-parts",
         "nixpkgs": "nixpkgs"
       }
     }

flake.nix

@@ -3,44 +3,35 @@
 
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
-
-    flake-parts = {
-      url = "github:hercules-ci/flake-parts";
-      inputs.nixpkgs-lib.follows = "nixpkgs";
-    };
   };
 
   outputs = {
     self,
-    flake-parts,
+    nixpkgs,
-    ...
+  }: let
-  } @ inputs:
+    inherit (nixpkgs) lib;
-    flake-parts.lib.mkFlake {inherit inputs;} {
-      systems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin"];
 
-      perSystem = {
+    systems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin"];
-        lib,
-        pkgs,
-        system,
-        ...
-      }: {
-        # output packages only if they are available on the system
-        packages = let
-          isAvailable = name: drv: lib.meta.availableOn {inherit system;} drv;
-          flakePkgs = self.overlays.default {} pkgs;
-        in
-          lib.filterAttrs isAvailable flakePkgs;
 
-        formatter = pkgs.alejandra;
+    pkgsFor = system: import nixpkgs {inherit system;};
-      };
+    forEachSystem = lib.genAttrs systems;
+  in {
+    packages = forEachSystem (
+      system: let
+        pkgs = pkgsFor system;
+        isAvailable = name: drv: lib.meta.availableOn {inherit system;} drv;
+        flakePkgs = self.overlays.default {} pkgs;
+      in
+        lib.filterAttrs isAvailable flakePkgs
+    );
 
-      flake = {
+    overlays.default = import ./pkgs/all-packages.nix;
-        overlays.default = import ./pkgs/all-packages.nix;
 
-        nixosModules = {
+    nixosModules = {
-          reposilite = import ./modules/reposilite.nix;
+      reposilite = import ./modules/reposilite.nix;
-          asus-numpad = import ./modules/asus-numpad.nix self;
+      asus-numpad = import ./modules/asus-numpad.nix self;
-        };
-      };
     };
+
+    formatter = forEachSystem (system: (pkgsFor system).alejandra);
+  };
 }