backend-skill

# Backend Java Development Output

## Java Class
```java
/**
 * Service class for handling user account operations.
 */
public class UserAccountService {

    /**
     * Creates a new user account with the provided details.
     * @param username The username for the new account
     * @param email The email address for the new account
     * @return A confirmation message
     * @throws IllegalArgumentException if username or email is invalid
     */
    public String createUserAccount(String username, String email) {
        // Implementation logic here
        return "User account created successfully";
    }
}
```

## Unit Tests
```java
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;

class UserAccountServiceTest {

    @Test
    void createUserAccount_ValidInput_ReturnsSuccessMessage() {
        UserAccountService service = new UserAccountService();
        String result = service.createUserAccount("testUser", "test@example.com");
        assertEquals("User account created successfully", result);
    }
}
```

## Git Commit Message
```
feat(user): add user account creation service

- Implemented UserAccountService class
- Added createUserAccount method
- Included unit tests for service methods
```