update nix flakes

flake.lock

@@ -1,30 +1,32 @@
 {
   "nodes": {
-    "flake-utils": {
+    "flake-parts": {
       "inputs": {
-        "systems": "systems"
+        "nixpkgs-lib": [
+          "nixpkgs"
+        ]
       },
       "locked": {
-        "lastModified": 1687709756,
-        "narHash": "sha256-Y5wKlQSkgEK2weWdOu4J3riRd+kV/VCgHsqLNTTWQ/0=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "dbabf0ca0c0c4bce6ea5eaf65af5cb694d2082c7",
+        "lastModified": 1719994518,
+        "narHash": "sha256-pQMhCCHyQGRzdfAkdJ4cIWiw+JNuWsTX7f0ZYSyz0VY=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "9227223f6d922fee3c7b190b2cc238a99527bbb7",
         "type": "github"
       },
       "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
         "type": "github"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1687898314,
-        "narHash": "sha256-B4BHon3uMXQw8ZdbwxRK1BmxVOGBV4viipKpGaIlGwk=",
+        "lastModified": 1721379653,
+        "narHash": "sha256-8MUgifkJ7lkZs3u99UDZMB4kbOxvMEXQZ31FO3SopZ0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e18dc963075ed115afb3e312b64643bf8fd4b474",
+        "rev": "1d9c2c9b3e71b9ee663d11c5d298727dace8d374",
         "type": "github"
       },
       "original": {
@@ -36,8 +38,9 @@
     },
     "root": {
       "inputs": {
-        "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs"
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs",
+        "systems": "systems"
       }
     },
     "systems": {

flake.nix

@@ -1,14 +1,39 @@
 {
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
-    flake-utils.url = "github:numtide/flake-utils";
+    nixpkgs = {
+      url = "github:NixOS/nixpkgs/nixos-unstable";
+    };
+    flake-parts = {
+      url = "github:hercules-ci/flake-parts";
+      inputs.nixpkgs-lib.follows = "nixpkgs";
+    };
+    systems = {
+      url = "github:nix-systems/default";
+    };
   };
 
-  outputs = { self, nixpkgs, flake-utils }:
-    flake-utils.lib.eachDefaultSystem (system:
-      let pkgs = nixpkgs.legacyPackages.${system};
-      in {
-        devShell =
-          pkgs.mkShell { buildInputs = with pkgs; [ julia python3 nodejs ]; };
-      });
+  outputs = inputs @ {
+    nixpkgs,
+    flake-parts,
+    ...
+  }:
+    flake-parts.lib.mkFlake {inherit inputs;} {
+      systems = import inputs.systems;
+
+      perSystem = {
+        pkgs,
+        system,
+        ...
+      }: {
+        packages.default = pkgs.stdenvNoCC.mkDerivation {
+          name = "website";
+          src = ./src;
+          dontUnpack = true;
+          installPhase = ''
+            mkdir -p $out
+            cp -r $src/ $out
+          '';
+        };
+      };
+    };
 }