fix freeze eww

modules/home/wayland/apps/eww/bar/scripts/_lib.sh

@@ -39,6 +39,18 @@ detach() {
   systemd-run --user --collect --quiet "${unit[@]}" -- "$cmd" "$@"
 }
 
+# eww kills a click handler that has not returned within the widget's
+# :timeout (200 ms) — less than the eww client calls most handlers make
+# (~50 ms each), let alone bluetoothctl or a station list fetch.  Re-run
+# this script detached and return at once.  Call it with the original
+# arguments, before anything with side effects.
+#   detach_self "$@"
+detach_self() {
+  [[ -n ${EWW_DETACHED-} ]] && return 0
+  EWW_DETACHED=1 setsid -f "$0" "$@"
+  exit 0
+}
+
 # Event multiplexer for listener scripts.  Producers run in the background
 # and write one line per event into a fifo; the main loop re-evaluates the
 # state on every event, coalescing bursts into a single refresh.

modules/home/wayland/apps/eww/bar/scripts/airplane-mode

@@ -5,6 +5,7 @@ active() { rfkill list wifi 2>/dev/null | grep -q "Soft blocked: yes"; }
 case ${1:-} in
   status) active && echo true || echo false ;;
   *)
+    detach_self "$@"
     if active; then
       rfkill unblock all
       state=false

modules/home/wayland/apps/eww/bar/scripts/do-not-disturb

@@ -3,6 +3,7 @@
 case ${1:-} in
   status) dunstctl is-paused ;;
   *)
+    detach_self "$@"
     dunstctl set-paused toggle
     state=$(dunstctl is-paused)
     eww update do-not-disturb="$state" 2>/dev/null

modules/home/wayland/apps/eww/bar/scripts/net/bt-toggle

@@ -1,6 +1,8 @@
 #!/usr/bin/env bash
 # Connect or disconnect the bluetooth device with MAC $1.
 mac=$1
+[[ -n $mac ]] || exit 64
+detach_self "$@"
 if bluetoothctl info "$mac" 2>/dev/null | grep -q "Connected: yes"; then
   bluetoothctl disconnect "$mac"
 else

modules/home/wayland/apps/eww/bar/scripts/net/wg-toggle

@@ -4,6 +4,7 @@
 # Needs the polkit rule from modules/nixos/system/network/wireguard.
 name=$1
 [[ -n $name ]] || exit 64
+detach_self "$@"
 if [[ -d /sys/class/net/$name ]]; then
   systemctl stop "wireguard-$name.service"
 else

modules/home/wayland/apps/eww/bar/scripts/nightlight

@@ -8,6 +8,7 @@ active() { systemctl --user is-active --quiet "$unit" || pgrep -x wlsunset >/dev
 case ${1:-} in
   status) active && echo true || echo false ;;
   *)
+    detach_self "$@"
     if active; then
       systemctl --user stop "$unit" 2>/dev/null
       pkill -x wlsunset

modules/home/wayland/apps/eww/bar/scripts/panel-toggle

@@ -11,6 +11,7 @@
 # reply can never spawn a second daemon).
 panel=$1
 [[ -n $panel ]] || exit 64
+detach_self "$@"
 
 # One toggle at a time; the lock dies with this process.  fd 9 is closed for
 # every eww call so nothing can inherit it.

modules/home/wayland/apps/eww/bar/scripts/power-save

@@ -5,6 +5,7 @@ active() { [[ $(powerprofilesctl get 2>/dev/null) == power-saver ]]; }
 case ${1:-} in
   status) active && echo true || echo false ;;
   *)
+    detach_self "$@"
     if active; then
       powerprofilesctl set balanced 2>/dev/null
       state=false

modules/home/wayland/apps/eww/bar/scripts/powermenu-toggle

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 # Toggle the full-screen power menu on the focused monitor.  The open's exit
 # status is ignored: it exceeds the client's 100 ms reply deadline.
+detach_self "$@"
 eww close popup 2>/dev/null
 eww update active-panel= 2>/dev/null
 screen=$(eww-bar focused)

modules/home/wayland/apps/eww/bar/scripts/radio

@@ -216,10 +216,10 @@ status_loop() {
 }
 
 case ${1:-} in
-  start) start "$2" ;;
-  stop) stop ;;
-  toggle) if playing; then stop; else start "$(current_id)"; fi ;;
-  vol) set_volume "$2" ;;
-  mute) toggle_mute ;;
+  start) detach_self "$@"; start "$2" ;;
+  stop) detach_self "$@"; stop ;;
+  toggle) detach_self "$@"; if playing; then stop; else start "$(current_id)"; fi ;;
+  vol) detach_self "$@"; set_volume "$2" ;;
+  mute) detach_self "$@"; toggle_mute ;;
   *) status_loop ;;
 esac

modules/home/wayland/apps/eww/bar/scripts/read-mode

@@ -8,6 +8,7 @@ active() { hyprctl getoption decoration:screen_shader 2>/dev/null | grep -qF "$s
 case ${1:-} in
   status) active && echo true || echo false ;;
   *)
+    detach_self "$@"
     if active; then
       hyprctl eval 'hl.config({ decoration = { screen_shader = "" } })' >/dev/null
       hyprctl eval 'hl.config({ render = { use_fp16 = 2 } })' >/dev/null