The application can be built in Debug or Release mode and run directly from Visual Studio using either Docker or IIS Express. To run the WebApi application, select the desired Build or Release configuration and then run the EventsApi project.

Acceptance and unit tests can be run directly from Visual Studio using the built-in test runner. Select the test menu and the 'run all tests' menu option.

A web browser will be opened displaying a Swagger API documentation page. The application accepts a JSON object with the following structure:

{ "messageId": "3fa85f64-5717-4562-b3fc-2c963f66afa6", "phoneNumber": "+23400000000000", "message": "Test Message" }

The application exposes the following endpoint:

With the following properties:

The API produces 3 response types:

The goal of the application is to demonstrate a functional API built using abstractions, given more time the following could be improved:

• Build and deployment with docker or docker compose
• Test coverage
• More refined retry policies
• Better logging