Add tray icon functionality for Auto-Git application

main.js

@@ -22,6 +22,35 @@ const store = new Store({
 
 let tray = null;
 
+function createTray(win) {
+  const iconPath = path.join(__dirname, 'assets/icon/trayicon.png');
+  const icon = nativeImage.createFromPath(iconPath);
+
+  // Standard-Größen je nach OS
+  let size;
+  switch (process.platform) {
+    case 'darwin': // macOS
+      size = { width: 22, height: 22 };
+      break;
+    case 'win32':  // Windows
+      size = { width: 16, height: 16 };
+      break;
+    default:       // Linux / other
+      size = { width: 24, height: 24 };
+  }
+
+  const trayImage = icon.resize(size);
+  const tray = new Tray(trayImage);
+
+  tray.setToolTip('Auto-Git läuft im Hintergrund');
+  tray.on('double-click', () => {
+    win.show();
+    win.focus();
+  });
+
+  return tray;
+}
+
 let folders = store.get('folders');
 if (Array.isArray(folders)) {
   folders = folders.map(f => ({