user services + wm in hjr, some qs workaround

graphical/desktop/shell.nix

@@ -0,0 +1,43 @@
+{
+  pkgs,
+  lib,
+  inputs,
+  mainUser,
+  getPkgs,
+  getFlakePkg',
+  ...
+}:
+let
+  inherit (lib) getExe getExe';
+  stable = inputs.nixpkgs-stable;
+  inherit (stable.legacyPackages.x86_64-linux) quickshell;
+in
+{
+  user.packages = getPkgs {
+    # quickshell stuff
+    inherit (pkgs.kdePackages) qtbase qtdeclarative;
+    inherit (pkgs) wl-clipboard;
+    inherit quickshell;
+  };
+
+  quick.services = {
+    swaync = "${getExe pkgs.swaynotificationcenter}";
+    quickshell = "${getExe quickshell}";
+    swayidle =
+      let
+        niri = getFlakePkg' inputs.niri "niri-unstable";
+        systemctl = getExe' pkgs.systemd "systemctl";
+      in
+      ''
+        ${lib.getExe pkgs.swayidle} -w \
+          timeout 1800 '${systemctl} suspend' \
+          timeout 600 '${niri} msg action power-off-monitors'
+      '';
+  };
+
+  environment.files."/home/${mainUser}/.config/quickshell" = {
+    source = "/home/${mainUser}/.nix/graphical/desktop/quickshell";
+    uid = 1000;
+    gid = 100;
+  };
+}