Block a user
UDT-002: Logout + Refresh Token con rotación y chain revocation
UDT-002: Logout + Refresh Token con rotación y chain revocation
UI Design System: shadcn/ui + Tailwind 4 + layout shell
UI Design System: shadcn/ui + Tailwind 4 + layout shell
UDT-001: Login (scaffolding + JWT RS256 end-to-end)
UDT-001: Login (scaffolding + JWT RS256 end-to-end)