Application container
pkg/app is where a Nucleus application is assembled. One call wires every
Configuration
This page explains how configuration is loaded: where values come from,
Routing & middleware
Nucleus has two routing surfaces, and application code should almost always
Modules — wiring and lifecycle
An application is a set of modules. This page is about how they meet: in
Writing a module
A module is the unit an application is built from, and the unit it is
Models & database
Nucleus's data layer is SQL-first by design. There is no ORM and no