I built a trading card game of GitHub repositories

Hello, I'm David, from Valencia (Spain) :) I'm not a developer. I'm a product designer who always wanted to build his own things but never quite got there. That changed recently. With a bit of vibe coding and a lot of AI assistance, I've been shipping actual products for the first time in my life. It's been equal parts terrifying and addictive. The latest one is RepoCards. The idea Discovering interesting open source projects always felt like homework. Trending on GitHub, random Reddit posts, wo