Add Blackjack game: rules, card rendering, game loop and tests #17

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Tirsvad merged 1 commits from mil-002-game-implementation into main 2026-10-04 16:06:12 +02:00

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Author	SHA1	Message	Date
Tirsvad	3c99040b96	Add Blackjack game: rules, card rendering, game loop and tests ... Implement the playable console game for gateway MIL-002. - rules.py: deal_card, calculate_score (blackjack = 0, aces drop 11 -> 1) and compare with an Outcome enum; no console I/O - display.py: hand rendering as plain-text rank plus suit emoji (keycap emoji rendered as boxes in common terminals), score formatting and outcome messages - art.py: course logo shown at the start of every game - game.py: play_game (hit/stand, dealer draws below 17), play (restart loop, console clear, logo) and ask_yes_no with re-prompt; read, write and draw are injected so games can be scripted - __main__.py: python -m blackjack entry point, exits cleanly on Ctrl+C/Ctrl+D - constants.py: card ranks and suits, prompts and messages - tests: 32 new unit and scripted end-to-end tests (35 in total) - README: run instructions for python -m blackjack Closes #7 Closes #8 Closes #9 Closes #10 Closes #11 Closes #12 Closes #13 Closes #14 Task: MIL-002#1 Task: MIL-002#2 Task: MIL-002#3 Task: MIL-002#4 Task: MIL-002#5 Task: MIL-002#6 Task: MIL-002#7 Task: MIL-002#8	2026-10-04 22:04:40 +08:00