[Feature Request]: Generating Invoices For Payment

### Preflight Checklist

- [x] I have read the [Contributing Guidelines](https://github.com/EnAccess/micropowermanager/blob/main/CONTRIBUTING.md) for this project, if it exists.
- [x] I agree to follow the [Code of Conduct](https://github.com/EnAccess/micropowermanager/blob/main/CODE_OF_CONDUCT.md) that this project adheres to.
- [x] I have searched the [issue tracker](https://github.com/EnAccess/micropowermanager/issues) for a feature request that matches the one I want to file, without success.

### Problem Description

After the Client make the partial payment, the system does not provide a PDF file reporting the Successfull payment event in a mozambican invoice format

### Proposed Solution

Please assist on making a new feature for generating the Invoice once the payment event takes place.
This file can be made in PDF or Excel format

### Alternatives Considered

Consider also sharing the SMS report of the Invoice or email

### Additional Information

_No response_