Win/Lose Detection

By the end of this lesson, you will:

• Implement check_game_state(board, target=2048) -> str.

• Detect a win: at least one tile ≥ target.

• Detect a loss: no empty cells and no possible merges horizontally or vertically.

• Keep game state logic separate from the main loop and move logic.

• Integrate check_game_state into main() so the game actually ends.

• Use AI to:

  • Clarify the rules

  • Implement helpers like has_won and has_any_moves

  • Generate test boards for each state

We start from the ...