Here is a sample README.md for this Spring Boot Cash Flow application:

# Cash Flow Application

A Spring Boot REST API for managing accounts, supporting operations such as creating accounts, depositing, withdrawing, and viewing account details.

## Features

- Create new accounts
- View account details by ID
- Deposit and withdraw funds
- List all accounts
- Delete accounts

## Technologies Used

- Java
- Spring Boot
- Spring Data JPA
- Maven

## Getting Started

### Prerequisites

- Java 17+
- Maven

### Running the Application

1. Clone the repository:

git clone https://github.com/yourusername/cash-flow.git cd cash-flow

2. Build and run:

mvn spring-boot:run

The API will be available at `http://localhost:8080/api/accounts`.

## API Endpoints

| Method | Endpoint                        | Description            |
|--------|---------------------------------|------------------------|
| POST   | `/api/accounts`                 | Add new account        |
| GET    | `/api/accounts/{id}`            | Get account by ID      |
| PUT    | `/api/accounts/{id}/deposit`    | Deposit funds          |
| PUT    | `/api/accounts/{id}/withdraw`   | Withdraw funds         |
| GET    | `/api/accounts`                 | List all accounts      |
| DELETE | `/api/accounts/{id}`            | Delete account         |

## Example Requests

**Add Account**
```json
POST /api/accounts
{
"accountName": "Savings",
"balance": 1000.0
}

Deposit

PUT /api/accounts/{id}/deposit
{
  "amount": 500.0
}

Withdraw

PUT /api/accounts/{id}/withdraw
{
  "amount": 200.0
}

License

This project is licensed under the MIT License.

Replace the repository URL and license as needed.