PreStake - v1.0.0

Full Changelog: https://github.com/JittoJoseph/PreStake-Paper-Staking-App/commits/main

PreStake is a mobile app that lets users simulate NEAR Protocol staking operations in a risk-free environment. Built with Flutter and Firebase, it features real-time portfolio tracking, reward calculations, and complete stake management - perfect for learning blockchain staking mechanics without using real tokens.