feat(gui): add macOS dock icon visibility control (#1328)

easytier-gui/src/modules/dock_visibility.ts

@@ -0,0 +1,18 @@
+import { invoke } from '@tauri-apps/api/core'
+
+export async function loadDockVisibilityAsync(visible: boolean): Promise<boolean> {
+  try {
+    await invoke('set_dock_visibility', { visible })
+    localStorage.setItem('dock_visibility', JSON.stringify(visible))
+    return visible
+  }
+  catch (e) {
+    console.error('Failed to set dock visibility:', e)
+    return getDockVisibilityStatus()
+  }
+}
+
+export function getDockVisibilityStatus(): boolean {
+  const stored = localStorage.getItem('dock_visibility')
+  return stored !== null ? JSON.parse(stored) : true
+}