During October 2024, Kundan Upadhyay focused on improving gameplay stability for the cozy-crops repository, addressing core issues in player interaction logic. He enhanced the Till action by updating tool detection to use isShovel, resolving misclassification errors and ensuring accurate tool usage. Additionally, he refined the stamina management system in JavaScript, preventing negative stamina values and supporting consistent energy accounting for players. These targeted bug fixes in player.js improved reliability and reduced edge-case failures, contributing to a smoother player experience. Kundan applied his skills in game development and JavaScript to deliver maintainable code that supports future balancing and quality assurance efforts.