add support of volume interface.

.config/niri/config.kdl

@@ -207,9 +207,12 @@ window-rule {
 
 window-rule {
     match title="^(图片查看器|.*记录)$" app-id="QQ"
+
     match app-id=r#"^org\.keepassxc\.KeePassXC$"#
     match app-id=r#"^org\.gnome\.World\.Secrets$"#
     match app-id=r#"^org\.kde\.ksecretd$"#
+
+    match app-id="pavucontrol-qt"
     open-floating true
 }
 
@@ -217,6 +220,7 @@ window-rule {
     match title=r#"Code - OSS$"#
     match title=r#"Visual Studio Code$"#
     match app-id=r#"^code"#
+
     match app-id=r#"firefox$"#
     open-maximized true
 }

.config/waybar/config.jsonc

@@ -8,8 +8,9 @@
   },
   "pulseaudio": {
     "format": "  {volume}%",
+    "format-muted": "x {volume}%",
     "on-click": "wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle",
-    "on-click-right": "flatpak run com.saivert.pwvucontrol"
+    "on-click-right": "pwvucontrol-qt"
   },
   "niri/workspaces": {
     "format": "{index}"