Block a user
Add Doxygen comments and generate docs
Add scripted end-to-end test
Implement restart prompt and console clear
Implement dealer play and game loop
Render emoji cards and logo
Implement compare
Implement calculate_score
Implement deal_card
Add smoke test for package import
Write README with venv and run/test instructions
Add constants module
Create project layout and pyproject.toml
Add repository description and topics
Link git host milestones in the project plan
Link git host milestones in the project plan