feat: Add MultiFactor Authentication

feat(2fa): add migration for 2FA schema foundation (Phase I)
feat(2fa): add UserTrustedDevice entity
feat(2fa): add TwoFactorAuditLog entity
feat(2fa): add UserRecoveryCode entity
feat(2fa): add repository interfaces for 2FA entities
feat(2fa): add Doctrine implementations for 2FA repositories
feat(2fa): register 2FA repositories in service container
test(2fa): add repository round-trip tests for 2FA entities

Co-authored-by: Copilot <copilot@github.com>

Author: matiasperrone-exo