Hard AI Fix in Watch Mode + Performance Improvement (v0.10a) — Battle Hanafuda Steam update #663108

In this update, we’ve fixed an issue with the Hard AI in Watch Mode and made a small improvement to its win rate.Fixed an issue where the Hard AI did not correctly track the number of cards remaining in handRecording the Random Seed in watch.logImproved Hard AI win rate vs Normal: 57.6% → 57.7% (+0.1%)■ Hard AI Bug FixWe identified and fixed an issue in Watch Mode where the Hard AI could behave inconsistently with its intended logic, sometimes resulting in poor decisions.\In Watch Mode, the AI incorrectly treated its hand as if it always had 8 cards (the initial state).The Hard AI evaluates which yaku are still achievable and estimates their expected value (based on how many turns it may take to complete them), using the number of cards remaining in hand.Due to this bug, the AI could mistakenly assume that even very unlikely yaku were still achievable, which prevented it from performing ...