Adds GitHub Actions Workflow to Run Tests on Push

[muhammadnawzad]

This GitHub Actions workflow is designed to automatically run tests when code changes are pushed. Please note that rubocop check is currently disabled until offenses are fixed by someone else.

Workflow Steps

1. Checkout Code: This step checks out the latest code changes from the repository.
2. Setup Ruby: Sets up Ruby for the project.
3. Cache Dependencies: Caches dependencies like Ruby gems to optimize workflow execution.
4. Install Dependencies: Installs project dependencies, such as Ruby gems.
5. Run Tests: Executes the project's test suite to validate code changes.

Trigger Conditions

• This workflow is triggered automatically on every push to the repository (Can be modified based on your needs).

[muhammadnawzad]

Resolves #36