chore: reorganise nix files into base dir

modules/stow.nix

@@ -0,0 +1,35 @@
+{ config, lib, pkgs, ... }:
+
+
+{
+  systemd.user.services.stowinit = {
+    enable = true;
+    after = [ "network.target" ];
+    wantedBy = [ "default.target" ];
+    description = "apply stow configurations and pull dotfiles.";
+    serviceConfig = {
+        Type = "oneshot";
+        RemainAfterExit = true;
+    };
+
+    script = ''
+      export installdir="$HOME/dots"
+      export repo="https://codeberg.org/nico/dots"
+
+      if [ ! -d "$installdir" ]; then
+        echo "cloning repo"
+        ${pkgs.git}/bin/git clone $repo $installdir
+      else
+        echo "pulling latest dotfiles"
+
+        pushd $installdir
+        ${pkgs.git}/bin/git pull $repo # works if repo is cloned using ssh
+        popd
+      fi
+
+      ${pkgs.stow}/bin/stow --target=$HOME --dir=$installdir stow
+      echo "stowed configuration!"
+    '';
+  };
+
+}