Compose hardcoded auth.dev and guess.dev, which made a domain change a
tracked edit that the next pull would undo. Read both from the environment
with the defaults unchanged, following the FRONTEND_URL convention already
in this file.
Separate schema migrations from environment-specific fixtures, run the full API workflow against a disposable PostgreSQL Testcontainer, and provide seeded development and UI test environments.
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>