- Add type (Mailing/Billing/Shipping) and isDefault fields to Address
schema with migration. Unique default enforced server-side.
- Rewrite profiles page with inline address creation form and
editable user name/email within the profile modal.
- Add upsertAddress and updateUser form actions.
- Fix form redirect by adding use:enhance to AdminForm.
- Disable Update button in AdminForm until a field is changed
(prevents accidental submissions).
Add self-referential parent/child relation on AffirmationCategory for
one-level hierarchy. Update AffirmationForm with two-level category and
sub-category dropdowns, server actions with find-or-create hierarchy
logic, AffirmationList with Parent