Deck of Cards

Data Model

• Deck — deck_of_cards_new_deck: creates deck, returns deck_id.
• Draw — deck_of_cards_draw_cards: draw N cards from deck_id.
• Shuffle — deck_of_cards_shuffle_deck: reshuffle deck by deck_id.

Gotchas

• deck_id required: Draw and shuffle need deck_id from new_deck response.
• Deck persistence: Decks are session-based; no long-term storage.