[sway] small bugfixes in theme setup scripts

overlays/sway/etc/greetd/sway

 # global variables
 include /etc/sway/definitions
-
 include /etc/sway/inputs/*
 include /etc/sway/outputs/*
 
+# enable gtk3 theming
+exec import-gtk3-settings.sh $theme/gtk \
+    gtk-theme:gtk-theme-name \
+    icon-theme:gtk-icon-theme-name \
+    cursor-theme:gtk-cursor-theme-name
+
+# start gtkgreeter
 exec "gtkgreet -l -c sway; swaymsg exit"
 
 # offer shutdown options

overlays/sway/etc/sway/definitions

@@ -38,7 +38,7 @@ set $idle swayidle -w \
 set $statusbar launch_waybar.sh
 
 # logout command
-set $logout wlogout --layout /etc/sway/wlogout/user-loggedin -css $theme/wlogout
+set $logout wlogout --layout /etc/sway/wlogout/user-loggedin --css $theme/wlogout
 
 # shutdown command
-set $shutdown wlogout --layout /etc/sway/wlogout/user-loggedout --buttons-per-row 3 -css $theme/wlogout
+set $shutdown wlogout --layout /etc/sway/wlogout/user-loggedout --buttons-per-row 3 --css $theme/wlogout

overlays/sway/etc/sway/themes/matcha-green/wlogout

@@ -5,7 +5,7 @@ window {
     background-color: rgba(12, 12, 12, 0.9);
 }
 button {
-    color: #fffff;
+    color: #ffffff;
     background-color: #141a1b;
     border-style: solid;
     border-width: 2px;

overlays/sway/usr/local/bin/import-gtk3-settings.sh

@@ -14,7 +14,7 @@ prepare_gtk3_settings() {
   local settings_dir=$HOME/.config/gtk-3.0
 
   mkdir -p $settings_dir
-  echo "[settings]" > $settings_dir/settings.ini
+  echo "[Settings]" > $settings_dir/settings.ini
   cat $1 >> $settings_dir/settings.ini
 }
 
@@ -23,7 +23,7 @@ prepare_gtk4_settings() {
   local settings_dir=$HOME/.config/gtk-4.0
 
   mkdir -p $settings_dir
-  echo "[settings]" > $settings_dir/settings.ini
+  echo "[Settings]" > $settings_dir/settings.ini
   cat $1 >> $settings_dir/settings.ini
 }