Problem\nPlayers can't share their scores or challenge completions with friends.\n\nSolution\nOn the Game Over screen, add a share button that:\n- Uses the Web Share API where available\n- Falls back to copying a shareable URL with score params to clipboard\n- Share text: 'I just solved [challenge name] in Corun with [score] points! Can you beat me?'\n\nLabels: enhancement
Problem\nPlayers can't share their scores or challenge completions with friends.\n\nSolution\nOn the Game Over screen, add a share button that:\n- Uses the Web Share API where available\n- Falls back to copying a shareable URL with score params to clipboard\n- Share text: 'I just solved [challenge name] in Corun with [score] points! Can you beat me?'\n\nLabels: enhancement