* refactor(app-router): extract app page dispatch
App Router page requests now enter a shared dispatch module after generated route matching. The generated RSC entry still describes route modules, app-shape callbacks, and request-local values, but cache reads, static generation context, dynamic param checks, intercept responses, and lifecycle rendering move into normal typed code.
This keeps page orchestration out of codegen without changing the observable App Router behavior covered by the integration suite.
* chore: rerun ci