How to generate apps with AI tools?

Today you can generate complete apps using AI: It is called "vibe coding" and it brings amazing results.
Still there are many challenges and open questions on the way.
Lets talk about this possibility and see how far we get into app generation.
There is an AI app generation competition going on in June 2025:
https://hackathon.dev/
If we can create something valuable together we can submit our app here.

Agenda:
Intro:
For each person:
1 min max who you are
2 min max what you want to do or learn

Then:
20 - 30 mins: I show what is possible with bolt.new and similar tools
30-60 mins: we decide what app we want to create and work on it

Cafe Fre closes at 19h, so that is a hard limit.

Why personal growth? I think working together in small teams on realizing new ideas is an amazing oportunity for personal growth, isn't it?
Also I did not want to start a new group, but maybe I will...