Update README.md

Author: Shabir Mahfudz Prahono

README.md

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-# Device-On-Checker
+# Device-On-Checker
+[![GitHub license](https://img.shields.io/github/license/Naereen/StrapDown.js.svg)](https://github.com/shabir-mp/Element-Identificator/blob/main/LICENSE)
+
+This is a simple web application that allows you to check the status of a device by clicking a button. When the button is clicked, the text of the status element will be updated to indicate that the device is on.
+
+## Features
+
+Check the status of a device with a single click
+Display the device status in a clear and concise manner
+
+## Usage
+
+Open the web application in a modern web browser.
+Click the "Check Device" button to check the status of the device.
+The status of the device will be displayed in the "Device Status" element.
+
+## Code Overview
+
+The web application consists of an HTML file that defines the structure and layout of the page, and a JavaScript file that adds interactivity to the page.
+
+The HTML file contains a button element with the id "device-button" and a paragraph element with the id "device-status". These elements are used to display the button and the device status, respectively.
+
+The JavaScript file uses the addEventListener method to attach a click event listener to the button element. When the button is clicked, the text content of the status element is updated to indicate that the device is on.
+
+## Run Web Application
+Open link in description.
+
+## Dependencies
+
+This web application has no external dependencies and should work in any modern web browser.
+
+## License
+
+This project is licensed under the MIT License. See the LICENSE file for more information.
+
+-----------------------------------------------------------------------------------------
+![Github Footer](https://github.com/shabir-mp/Kereta-Api-Indonesia-Booking-System/assets/133546000/c1833fe4-f470-494f-99e7-d583421625be)
+
+