Update README.md

Author: PineberryCode

README.md

@@ -34,5 +34,12 @@ You can use it on your phone.
 
 > Follow the [steps](#steps).
 
+- - -
 
+<details>
+ <summary>Overview</summary>
+ <img src="https://i.postimg.cc/PxHp7S4H/Screenshot-20240322-111108-edit-43479922423573.jpg" alt="Overview">
+</details>
+
+- - -
 Psdt: Only VLSM for this moment ❗