MultiMatch Flag Challenge

New Features Bomb Card — New explosive card added to every game mode. Match a bomb pair and lose a point. Last remaining bombs auto-flip at game end Mystery Flag — Mystery cards now auto-reveal at game end if they're the last pair remaining Smart CPU — Computer opponent now avoids bomb cards based on difficulty level (Easy: random, Medium: 80% avoidance, Hard: always avoids) Turn Switch on Bomb — Matching a bomb card automatically passes the turn to the other player Game Improvements Any bomb card now matches with any other bomb card (cross-pair matching) Bomb sound plays on match, different sound plays when bombs auto-open at game end Last normal pair also auto-flips when only safe cards remain Alternating point deduction when multiple bomb pairs remain at game end Bug Fixes & Performance Fixed game freeze caused by audio player shared state conflict Fixed mystery sound race condition that caused 6-second delay Fixed vibration not working on some devices Fixed wrong sound not playing after mystery card sequence Fixed duplicate win dialog appearing after bomb match Fixed RenderFlex overflow on smaller screens Various stability and performance improvements