The flutter apps and the electron app are unrelated to the server+web.

Same for the separate 2fa app

If you want to contribute to something you need to fork everything.

Because this contains everything that is served by ente in their commercial offer in the way that's suited in a professional way (photos stored in S3-like storage on minio server), not just photos, also future projects you might not want to run on your server like ente lock and ente legacy