Adding Cross-Module Routing to Navigation 3 with KSP: nav3-helper Design and Usage

One important change in Compose Navigation 3 is that navigation state is back in the developer's hands. That may not sound like a big deal at first, but it feels very natural once you start building with it. The page stack can be managed as regular state, each page can be represented as a NavKey , and NavDisplay renders the current page from that state. The whole model is much closer to Compose's state-driven style than before. However, once a project becomes modular, another question quickly ap