🔨 Refactor the codebase

Since the beginning, Prep had been maintaining two states, which was a big overhead. So, a direct cache interaction was introduced with the offline-first approach in the system. Which resulted in:
⁍ 🐎 20% Performace increase
⁍ 📈 5-9% faster data retrieval
⁍ 📉 -9.91% decrement on the bundle size
Blog: https://prep.surf/blog/drop-authentication-add-immutability