In December 2025, Peter focused on improving the reliability of the continuous integration workflow for the TelegramMessenger/Telegram-iOS repository. He addressed a persistent issue with stale build triggers by updating the hash in Random.txt, which forced the CI system to initiate a rebuild whenever the source hash changed. This targeted bug fix reduced the need for manual intervention and ensured more deterministic rebuilds during the release process. Peter utilized version control best practices and worked primarily with text-based configuration files to implement this solution. The work demonstrated a methodical approach to CI stability, though it involved a single, well-defined engineering task.