Update README.md

Author: SagarBiswas-MultiHAT

README.md

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+### README
+
 # Bank-Account-Management-System
+
 This repository contains a Python-based Bank Account Management System with a Tkinter GUI. It allows users to create, delete, and manage bank accounts, perform transactions, and handle admin functionalities. The system ensures data validation and secure operations.
+
+## Features
+
+- Create and delete customer and admin accounts
+- Deposit and withdraw money
+- Change PIN
+- View account summary
+- Secure login for admins and customers
+- Data validation for inputs
+
+## Requirements
+
+- Python 3.x
+- Tkinter
+
+## Installation
+
+1. Clone the repository:
+    ```bash
+    git clone https://github.com/SagarBiswas-MultiHAT/Bank-Account-Management-System.git
+    ```
+2. Navigate to the project directory:
+    ```bash
+    cd Bank-Account-Management-System
+    ```
+3. Run the main project file:
+    ```bash
+    python mainProject.py
+    ```
+
+## Usage
+
+1. Launch the application.
+2. Select your role (Employee or Customer).
+3. Follow the on-screen instructions to perform various operations.
+
+## Contributing
+
+Contributions are welcome! Please fork the repository and submit a pull request.