fix(config): update wallpaper and fix float toggle for Lua build

Update wallpaper to KON_2.png and rewrite toggle_float_center.sh
to use Lua syntax dispatchers, as old dispatcher names are
unavailable under hyprland.lua.
```

1 files changed, 18 insertions, 6 deletions

diff --git a/scripts/toggle_float_center.sh b/scripts/toggle_float_center.sh
index 889430c..831f162 100755
--- a/scripts/toggle_float_center.sh
+++ b/scripts/toggle_float_center.sh
@@ -1,18 +1,30 @@
 #!/bin/bash
 
+# 切换窗口浮动：平铺 -> 浮动(缩放至 50%x75% 并居中) / 浮动 -> 平铺
+#
+# 注意：Lua 配置（hyprland.lua）下，`hyprctl dispatch` 是 hl.dispatch(...) 的包装，
+# 旧 dispatcher 名（togglefloating/resizeactive/centerwindow/movecursor）已不可用，
+# 必须使用 Lua 语法（hl.dsp.*）。
+
 # 使用 grep 检查浮动状态
 FLOATING=$(hyprctl activewindow | grep -oP 'floating:\s*\K\w+')
 
 if [ "$FLOATING" = "0" ] || [ -z "$FLOATING" ]; then
     # 平铺 -> 浮动
-    hyprctl dispatch togglefloating
+    hyprctl dispatch "hl.dsp.window.float({ action = \"enable\" })"
     sleep 0.05
-    hyprctl dispatch resizeactive exact 50% 75%
-    hyprctl dispatch centerwindow
+
+    # 计算屏幕逻辑尺寸：逻辑 = 像素 / scale（取聚焦显示器）
+    eval "$(hyprctl monitors -j | jq -r '.[] | select(.focused == true) | "MW=\(.width / .scale) MH=\(.height / .scale) MX=\(.x) MY=\(.y)"')"
+
+    W=$((MW * 50 / 100))   # 50% 宽
+    H=$((MH * 75 / 100))   # 75% 高
+    hyprctl dispatch "hl.dsp.window.resize({ x = $W, y = $H })"
+    hyprctl dispatch "hl.dsp.window.center()"
     sleep 0.05
-    # 移动鼠标到屏幕中心（近似窗口中心）
-    hyprctl dispatch movecursor 50% 50%
+    # 移动鼠标到屏幕中心（对应原 movecursor 50% 50%）
+    hyprctl dispatch "hl.dsp.cursor.move({ x = $((MX + MW / 2)), y = $((MY + MH / 2)) })"
 else
     # 浮动 -> 平铺
-    hyprctl dispatch togglefloating
+    hyprctl dispatch "hl.dsp.window.float({ action = \"disable\" })"
 fi