- simplify em-dash sentence in EmailChangeConfirmEmail footer note
- replace "notre équipe de support" with "le support" across notify/changed/admin_new variants
- shorten InvitationEmail title by removing "Bienvenue —" prefix
- reword PasswordChangedEmail body and footer note for clarity
- align PasswordResetEmail and VerificationEmail copy with same tone
- add `createAccountSetup`, `verifyAccountSetupToken`, `deleteAccountSetupToken` to verifications core
- add `completeAccountSetup` function to auth core for password creation on invite
- add `InvitationEmail` template for sending invite links
- add `SetupAccountPage` client page for invited users to set their password
- add `UserCreateModal` admin component to invite new users
- wire invitation action and API endpoint in auth feature
- update admin `UsersPage` to include user creation modal
- update auth and admin README docs