additional work to setup hyprland

hyprland/.config/hypr/env.lua

@@ -1,3 +1,4 @@
 -- See https://wiki.hypr.land/Configuring/Advanced-and-Cool/Environment-variables/
 hl.env("XCURSOR_SIZE", "24")
 hl.env("QT_QPA_PLATFORMTHEME", "qt5ct") -- change to qt6ct if you have that
+hl.env("SUDO_ASKPASS", os.getenv("HOME") .. "/.local/bin/sudo-askpass.sh")

hyprland/.config/hypr/exec.lua

@@ -1,11 +1,14 @@
 -- Autostart. See https://wiki.hypr.land/Configuring/Basics/Autostart/
 hl.on("hyprland.start", function()
   hl.exec_cmd("hyprctl setcursor catppuccin-mocha-dark-cursors 28 &")
-  hl.exec_cmd("systemctl --user start hyprpolkitagent &")
+  hl.exec_cmd("systemctl --user start plasma-polkit-agent &")
   hl.exec_cmd("waybar & mako & hyprpaper & hypridle & wluma & hyprshell run &")
-  hl.exec_cmd("systemctl --user start hypr-lid.service &")
-  hl.exec_cmd("blueman-applet &")
   hl.exec_cmd("1password --silent &")
-  hl.exec_cmd("op signin &")
+  hl.exec_cmd("systemctl --user start hyprland-session.target &")
+  hl.exec_cmd("blueman-applet &")
   hl.exec_cmd("sunsetr &")
 end)
+
+hl.on("hyprland.shutdown", function()
+  os.execute("systemctl --user stop hyprland-session.target && sleep 0.1")
+end)

hyprland/.config/hypr/hyprland.lua

@@ -67,7 +67,9 @@ hl.config({
 })
 
 hl.curve("linear", { type = "bezier", points = { { 0, 0 }, { 1, 1 } } })
-hl.animation({ leaf = "borderangle", enabled = true, speed = 50, bezier = "linear", style = "loop" })
+-- borderangle disabled: the old "loop" style animated continuously, forcing
+-- constant redraws and spiking idle CPU usage even with VFR enabled.
+hl.animation({ leaf = "borderangle", enabled = false, speed = 50, bezier = "linear", style = "loop" })
 hl.animation({ leaf = "workspaces", enabled = true, speed = 0.5, bezier = "default" })
 hl.animation({ leaf = "windows", enabled = false })
 hl.animation({ leaf = "fade", enabled = false })
@@ -83,9 +85,23 @@ hl.config({
 --   new_is_master = true
 -- }
 
+-- CPU/power efficiency. See https://wiki.hypr.land/Configuring/Variables/#misc
 hl.config({
   misc = {
     force_default_wallpaper = 0, -- Set to 0 or 1 to disable the anime mascot wallpapers
     middle_click_paste = false,
+    -- Don't wake/re-render just because the cursor crossed a monitor edge.
+    mouse_move_focuses_monitor = false,
+    -- Skip drawing the Hyprland logo in the corner of empty workspaces.
+    disable_hyprland_logo = true,
+  },
+})
+
+-- Variable framerate: only redraw when the scene actually changes instead of
+-- running at a fixed rate. This is the single biggest idle-CPU saver; it is
+-- true by default, but set explicitly (note it lives under `debug:`).
+hl.config({
+  debug = {
+    vfr = true,
   },
 })

hyprland/.config/systemd/user/hyprland-session.target

@@ -0,0 +1,6 @@
+[Unit]
+Description=Hyprland session
+BindsTo=graphical-session.target
+Wants=graphical-session-pre.target
+After=graphical-session-pre.target
+PropagatesStopTo=graphical-session.target

hyprland/.local/bin/btop.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+# Open btop fullscreen in a ghostty window; focus it if it is already open.
+# Intended as the on-click action for the waybar cpu/memory modules.
+set -uo pipefail
+
+if hyprctl clients -j 2>/dev/null | jq -e 'any(.[]; ((.title // "") + " " + (.class // "")) | ascii_downcase | contains("btop"))' >/dev/null 2>&1; then
+  hyprctl dispatch 'hl.dsp.focus({ window = "title:btop" })' 2>/dev/null || true
+  exit 0
+fi
+
+ghostty -e btop &
+sleep 0.5
+hyprctl dispatch 'hl.dsp.window.fullscreen({ action = "set" })' 2>/dev/null || true

hyprland/.local/bin/sudo-askpass.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+# sudo-askpass: GUI password prompt for sudo via $SUDO_ASKPASS.
+#
+# sudo calls the program pointed to by $SUDO_ASKPASS when it cannot prompt on a
+# terminal (or with `sudo -A`) and reads the password from its stdout. zenity's
+# --password dialog does exactly that. If the dialog is cancelled or times out
+# zenity exits non-zero and sudo aborts.
+
+set -uo pipefail
+
+exec zenity --title="sudo authentication" \
+  --password \
+  --text="Enter password for $(id -un):" \
+  --timeout=120 2>/dev/null