Hi everyone, I’m Levi. I am a complete beginner when it comes to advanced software engineering, but I have a deep passion for coding and building things from scratch. I’ve been learning bit by bit, taking my time to understand how the web actually works under the hood. Recently, I started exploring the concept of "Vibe Coding"—the process of building software by guiding AI with natural language, focusing on the logic, architecture, and "vibe" of the app while learning the actual syntax along the way. Today, I want to share the very first platform I built using this approach: A zero-cost, true end-to-end encrypted (E2EE) chat application. The Goal I wanted to build a chat room where two people could talk without anyone—not even me as the server owner—being able to read the messages. And because I am just starting out, my budget was exactly $0.…