Add pointer cursor to expand icon and link zoom-out functionality

store/zoomOutState.js

@@ -0,0 +1,7 @@
+// store/zoomOutState.js
+import { atom } from "recoil";
+
+export const zoomOutState = atom({
+  key: "zoomOutState", // eindeutiger Key
+  default: 7, // Start-Zoomlevel
+});

store/zoomTriggerState.js

@@ -0,0 +1,7 @@
+// store/zoomTriggerState.js
+import { atom } from "recoil";
+
+export const zoomTriggerState = atom({
+  key: "zoomTriggerState",
+  default: 0, // Dies kann eine einfache Zählvariable sein, die inkrementiert wird.
+});