Baseline route ready for follow-up stories

Auth routeReady for follow-up stories

Continue into sign-in without losing context

The sign-in route now exists as a real application entrypoint and is ready to receive auth wiring without losing the surrounding flow context.
Path/auth/sign-in

Foundation hooks

This shell is provider-free and safe to run without secrets.
Fit-check, support, and history continuity can already target the real route.
A future story can attach email or Google auth without replacing the page contract.
Sign-in placeholder
This form is intentionally static in Story 1.1. It proves the route shell, field structure, and context-preserving handoff point.
Related paths
These routes now exist as real Next entrypoints and are ready for follow-up stories.