refactor: move user configs into separate dir

users/cazzzer/default.nix

@@ -0,0 +1,42 @@
+{ config, lib, pkgs, ... }: {
+  users.groups.cazzzer.gid = 1000;
+  users.users.cazzzer = {
+    uid = 1000;
+    isNormalUser = true;
+    description = "Yura";
+    group = "cazzzer";
+    extraGroups = [ "wheel" ]
+      ++ lib.optionals config.networking.networkmanager.enable [ "networkmanager" ]
+      ++ lib.optionals config.virtualisation.docker.enable [ "docker" ]
+      ++ lib.optionals config.programs.wireshark.enable [ "wireshark" ]
+    ;
+    openssh.authorizedKeys.keys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE02AhJIZtrtZ+5sZhna39LUUCEojQzmz2BDWguT9ZHG yuri@tati.sh"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHczlipzGWv8c6oYwt2/9ykes5ElfneywDXBTOYbfSfn Pixel7Pro"
+    ];
+    # TODO: think of a better way to do this
+    packages = with pkgs; lib.optionals (config.networking.hostName == "Yura-PC") [
+      # Python
+      python3
+      poetry
+
+      # Haskell
+      haskellPackages.ghc
+      haskellPackages.stack
+
+      # Node
+      nodejs_22
+      pnpm
+      bun
+
+      # Nix
+      nil
+      nixd
+      nixfmt-rfc-style
+
+      # Gleam
+      gleam
+      beamMinimal26Packages.erlang
+    ];
+  };
+}