add linux

client/internal/winapi/window_linux.go

@@ -0,0 +1,40 @@
+//go:build linux
+
+package winapi
+
+import (
+	"log"
+	"os/exec"
+)
+
+// ActivateAppWindow attempts to focus the application window.
+// On Linux standard X11/Wayland desktop, focus is managed by the WM.
+func ActivateAppWindow(titleHint string) {
+	log.Printf("[WINDOW] ActivateAppWindow requested for: %s", titleHint)
+}
+
+// PlayNotifySound plays a system notification sound using canberra-gtk-play, falling back to pw-play or aplay.
+func PlayNotifySound() {
+	log.Println("[WINDOW] Playing notification sound...")
+	go func() {
+		// Try canberra-gtk-play first
+		cmd := exec.Command("canberra-gtk-play", "-i", "bell")
+		if err := cmd.Run(); err != nil {
+			// Fallback to pw-play (Pipewire)
+			cmd = exec.Command("pw-play", "/usr/share/sounds/freedesktop/stereo/bell.oga")
+			if err := cmd.Run(); err != nil {
+				// Fallback to aplay (ALSA)
+				_ = exec.Command("aplay", "/usr/share/sounds/alsa/Front_Center.wav").Run()
+			}
+		}
+	}()
+}
+
+// ShowWarningMessageBox displays an asynchronous GUI warning dialog using zenity.
+func ShowWarningMessageBox(title, message string) {
+	log.Printf("[WINDOW] Warning Message Box: %s - %s", title, message)
+	go func() {
+		cmd := exec.Command("zenity", "--warning", "--title="+title, "--text="+message, "--no-wrap")
+		_ = cmd.Run()
+	}()
+}